240
Library
Study Plan
My Lists
Favorite
Saved by me
Microsoft
Flipkart
Walmart Labs
Expedia
PhonePe
Meesho
Intuit
PayPal
Zeta
Rippling
Uber
Amazon
1. Two Sum
56.4%
Easy
2. Add Two Numbers
47.0%
Med.
3. Longest Substring Without Repeating Characters
37.7%
Med.
4. Median of Two Sorted Arrays
44.8%
Hard
5. Longest Palindromic Substring
36.5%
Med.
6. Zigzag Conversion
52.5%
Med.
7. Reverse Integer
30.9%
Med.
8. String to Integer (atoi)
19.9%
Med.
9. Palindrome Number
59.7%
Easy
10. Regular Expression Matching
29.7%
Hard
11. Container With Most Water
58.4%
Med.
12. Integer to Roman
69.5%
Med.
13. Roman to Integer
65.5%
Easy
14. Longest Common Prefix
46.3%
Easy
15. 3Sum
37.8%
Med.
16. 3Sum Closest
47.3%
Med.
17. Letter Combinations of a Phone Number
64.6%
Med.
18. 4Sum
39.0%
Med.
19. Remove Nth Node From End of List
50.0%
Med.
20. Valid Parentheses
43.0%
Easy
21. Merge Two Sorted Lists
67.4%
Easy
22. Generate Parentheses
77.7%
Med.
23. Merge k Sorted Lists
57.8%
Hard
24. Swap Nodes in Pairs
68.0%
Med.
25. Reverse Nodes in k-Group
64.2%
Hard
26. Remove Duplicates from Sorted Array
61.3%
Easy
27. Remove Element
60.7%
Easy
28. Find the Index of the First Occurrence in a String
45.6%
Easy
29. Divide Two Integers
18.8%
Med.
30. Substring with Concatenation of All Words
33.4%
Hard
31. Next Permutation
43.9%
Med.
32. Longest Valid Parentheses
37.1%
Hard
33. Search in Rotated Sorted Array
43.5%
Med.
34. Find First and Last Position of Element in Sorted Array
47.6%
Med.
35. Search Insert Position
49.8%
Easy
36. Valid Sudoku
63.5%
Med.
37. Sudoku Solver
65.3%
Hard
38. Count and Say
61.4%
Med.
39. Combination Sum
75.4%
Med.
40. Combination Sum II
58.2%
Med.
41. First Missing Positive
41.6%
Hard
42. Trapping Rain Water
65.9%
Hard
43. Multiply Strings
42.8%
Med.
44. Wildcard Matching
30.6%
Hard
45. Jump Game II
42.0%
Med.
46. Permutations
81.2%
Med.
47. Permutations II
62.3%
Med.
48. Rotate Image
78.7%
Med.
49. Group Anagrams
71.5%
Med.
50. Pow(x, n)
37.6%
Med.
51. N-Queens
74.0%
Hard
52. N-Queens II
77.4%
Hard
53. Maximum Subarray
52.5%
Med.
54. Spiral Matrix
55.1%
Med.
55. Jump Game
40.0%
Med.
56. Merge Intervals
50.1%
Med.
57. Insert Interval
44.1%
Med.
58. Length of Last Word
57.2%
Easy
59. Spiral Matrix II
74.0%
Med.
60. Permutation Sequence
50.8%
Hard
61. Rotate List
40.5%
Med.
62. Unique Paths
66.1%
Med.
63. Unique Paths II
43.6%
Med.
64. Minimum Path Sum
67.2%
Med.
65. Valid Number
22.0%
Hard
66. Plus One
48.1%
Easy
67. Add Binary
56.2%
Easy
68. Text Justification
49.2%
Hard
69. Sqrt(x)
40.8%
Easy
70. Climbing Stairs
53.7%
Easy
71. Simplify Path
48.9%
Med.
72. Edit Distance
59.5%
Med.
73. Set Matrix Zeroes
61.6%
Med.
74. Search a 2D Matrix
52.9%
Med.
75. Sort Colors
68.4%
Med.
76. Minimum Window Substring
46.1%
Hard
77. Combinations
73.5%
Med.
78. Subsets
81.5%
Med.
79. Word Search
46.0%
Med.
80. Remove Duplicates from Sorted Array II
63.6%
Med.
81. Search in Rotated Sorted Array II
39.3%
Med.
82. Remove Duplicates from Sorted List II
50.6%
Med.
83. Remove Duplicates from Sorted List
55.5%
Easy
84. Largest Rectangle in Histogram
48.4%
Hard
85. Maximal Rectangle
54.9%
Hard
86. Partition List
59.7%
Med.
87. Scramble String
43.0%
Hard
88. Merge Sorted Array
53.6%
Easy
89. Gray Code
62.8%
Med.
90. Subsets II
60.2%
Med.
91. Decode Ways
37.0%
Med.
92. Reverse Linked List II
50.2%
Med.
93. Restore IP Addresses
54.1%
Med.
94. Binary Tree Inorder Traversal
79.2%
Easy
95. Unique Binary Search Trees II
61.1%
Med.
96. Unique Binary Search Trees
62.8%
Med.
97. Interleaving String
42.8%
Med.
98. Validate Binary Search Tree
34.8%
Med.
99. Recover Binary Search Tree
57.6%
Med.
100. Same Tree
65.9%
Easy
101. Symmetric Tree
60.0%
Easy
102. Binary Tree Level Order Traversal
71.4%
Med.
103. Binary Tree Zigzag Level Order Traversal
62.5%
Med.
104. Maximum Depth of Binary Tree
77.5%
Easy
105. Construct Binary Tree from Preorder and Inorder Traversal
67.6%
Med.
106. Construct Binary Tree from Inorder and Postorder Traversal
67.1%
Med.
107. Binary Tree Level Order Traversal II
66.8%
Med.
108. Convert Sorted Array to Binary Search Tree
74.6%
Easy
109. Convert Sorted List to Binary Search Tree
65.2%
Med.
110. Balanced Binary Tree
56.2%
Easy
111. Minimum Depth of Binary Tree
51.5%
Easy
112. Path Sum
53.7%
Easy
113. Path Sum II
61.1%
Med.
114. Flatten Binary Tree to Linked List
69.4%
Med.
115. Distinct Subsequences
50.8%
Hard
116. Populating Next Right Pointers in Each Node
66.1%
Med.
117. Populating Next Right Pointers in Each Node II
56.3%
Med.
118. Pascal's Triangle
78.2%
Easy
119. Pascal's Triangle II
66.5%
Easy
120. Triangle
59.8%
Med.
121. Best Time to Buy and Sell Stock
55.8%
Easy
122. Best Time to Buy and Sell Stock II
70.1%
Med.
123. Best Time to Buy and Sell Stock III
52.2%
Hard
124. Binary Tree Maximum Path Sum
41.6%
Hard
125. Valid Palindrome
51.8%
Easy
126. Word Ladder II
27.3%
Hard
127. Word Ladder
43.9%
Hard
128. Longest Consecutive Sequence
47.0%
Med.
129. Sum Root to Leaf Numbers
69.0%
Med.
130. Surrounded Regions
43.8%
Med.
131. Palindrome Partitioning
73.0%
Med.
132. Palindrome Partitioning II
35.9%
Hard
133. Clone Graph
63.5%
Med.
134. Gas Station
46.9%
Med.
135. Candy
47.3%
Hard
136. Single Number
76.7%
Easy
137. Single Number II
66.0%
Med.
138. Copy List with Random Pointer
61.5%
Med.
139. Word Break
48.7%
Med.
140. Word Break II
54.3%
Hard
141. Linked List Cycle
53.2%
Easy
142. Linked List Cycle II
56.1%
Med.
143. Reorder List
63.5%
Med.
144. Binary Tree Preorder Traversal
74.2%
Easy
145. Binary Tree Postorder Traversal
76.7%
Easy
146. LRU Cache
46.0%
Med.
148. Sort List
62.9%
Med.
149. Max Points on a Line
29.5%
Hard
150. Evaluate Reverse Polish Notation
55.8%
Med.
151. Reverse Words in a String
53.8%
Med.
152. Maximum Product Subarray
35.4%
Med.
153. Find Minimum in Rotated Sorted Array
53.2%
Med.
154. Find Minimum in Rotated Sorted Array II
44.3%
Hard
155. Min Stack
57.0%
Med.
159. Longest Substring with At Most Two Distinct Characters
56.7%
Med.
160. Intersection of Two Linked Lists
62.2%
Easy
161. One Edit Distance
34.5%
Med.
162. Find Peak Element
46.6%
Med.
163. Missing Ranges
35.4%
Easy
164. Maximum Gap
50.3%
Med.
165. Compare Version Numbers
45.6%
Med.
166. Fraction to Recurring Decimal
30.0%
Med.
167. Two Sum II - Input Array Is Sorted
63.9%
Med.
168. Excel Sheet Column Title
44.6%
Easy
169. Majority Element
65.9%
Easy
171. Excel Sheet Column Number
66.4%
Easy
172. Factorial Trailing Zeroes
45.4%
Med.
173. Binary Search Tree Iterator
75.6%
Med.
174. Dungeon Game
40.1%
Hard
175. Combine Two Tables
78.6%
Easy
176. Second Highest Salary
45.1%
Med.
177. Nth Highest Salary
38.5%
Med.
178. Rank Scores
66.2%
Med.
179. Largest Number
41.8%
Med.
180. Consecutive Numbers
46.9%
Med.
181. Employees Earning More Than Their Managers
72.1%
Easy
182. Duplicate Emails
72.9%
Easy
183. Customers Who Never Order
71.0%
Easy
184. Department Highest Salary
56.0%
Med.
185. Department Top Three Salaries
58.8%
Hard
186. Reverse Words in a String II
56.3%
Med.
187. Repeated DNA Sequences
52.0%
Med.
188. Best Time to Buy and Sell Stock IV
48.4%
Hard
189. Rotate Array
43.8%
Med.
190. Reverse Bits
64.5%
Easy
191. Number of 1 Bits
75.4%
Easy
193. Valid Phone Numbers
28.1%
Easy
196. Delete Duplicate Emails
65.0%
Easy
197. Rising Temperature
50.7%
Easy
198. House Robber
52.6%
Med.
199. Binary Tree Right Side View
68.3%
Med.
200. Number of Islands
63.0%
Med.
201. Bitwise AND of Numbers Range
48.2%
Med.
202. Happy Number
58.6%
Easy
203. Remove Linked List Elements
52.8%
Easy
204. Count Primes
35.3%
Med.
205. Isomorphic Strings
47.5%
Easy
206. Reverse Linked List
79.8%
Easy
207. Course Schedule
50.0%
Med.
208. Implement Trie (Prefix Tree)
68.6%
Med.
209. Minimum Size Subarray Sum
50.1%
Med.
210. Course Schedule II
54.2%
Med.
211. Design Add and Search Words Data Structure
47.6%
Med.
212. Word Search II
37.7%
Hard
213. House Robber II
44.1%
Med.
214. Shortest Palindrome
41.2%
Hard
215. Kth Largest Element in an Array
68.4%
Med.
216. Combination Sum III
72.4%
Med.
217. Contains Duplicate
63.6%
Easy
218. The Skyline Problem
44.3%
Hard
219. Contains Duplicate II
49.8%
Easy
220. Contains Duplicate III
24.0%
Hard
221. Maximal Square
49.4%
Med.
222. Count Complete Tree Nodes
71.1%
Easy
224. Basic Calculator
46.1%
Hard
225. Implement Stack using Queues
68.4%
Easy
226. Invert Binary Tree
79.4%
Easy
227. Basic Calculator II
46.2%
Med.
228. Summary Ranges
53.4%
Easy
229. Majority Element II
55.2%
Med.
230. Kth Smallest Element in a BST
75.9%
Med.
231. Power of Two
49.4%
Easy
232. Implement Queue using Stacks
68.6%
Easy
233. Number of Digit One
36.5%
Hard
234. Palindrome Linked List
56.7%
Easy
235. Lowest Common Ancestor of a Binary Search Tree
69.2%
Med.
236. Lowest Common Ancestor of a Binary Tree
67.8%
Med.
237. Delete Node in a Linked List
83.0%
Med.
238. Product of Array Except Self
68.1%
Med.
239. Sliding Window Maximum
48.0%
Hard
240. Search a 2D Matrix II
56.1%
Med.
241. Different Ways to Add Parentheses
72.7%
Med.
242. Valid Anagram
67.2%
Easy
243. Shortest Word Distance
66.1%
Easy
251. Flatten 2D Vector
50.3%
Med.
252. Meeting Rooms
59.1%
Easy
253. Meeting Rooms II
52.3%
Med.
257. Binary Tree Paths
67.4%
Easy
258. Add Digits
68.2%
Easy
260. Single Number III
70.5%
Med.
261. Graph Valid Tree
49.5%
Med.
262. Trips and Users
37.1%
Hard
263. Ugly Number
42.7%
Easy
264. Ugly Number II
49.3%
Med.
268. Missing Number
70.9%
Easy
269. Alien Dictionary
36.8%
Hard
271. Encode and Decode Strings
50.3%
Med.
272. Closest Binary Search Tree Value II
60.7%
Hard
273. Integer to English Words
34.6%
Hard
274. H-Index
40.7%
Med.
275. H-Index II
39.0%
Med.
277. Find the Celebrity
48.6%
Med.
278. First Bad Version
46.3%
Easy
279. Perfect Squares
56.0%
Med.
283. Move Zeroes
63.1%
Easy
286. Walls and Gates
63.3%
Med.
287. Find the Duplicate Number
63.4%
Med.
289. Game of Life
71.9%
Med.
290. Word Pattern
43.4%
Easy
295. Find Median from Data Stream
53.7%
Hard
296. Best Meeting Point
61.2%
Hard
297. Serialize and Deserialize Binary Tree
59.7%
Hard
299. Bulls and Cows
51.8%
Med.
300. Longest Increasing Subsequence
58.5%
Med.
301. Remove Invalid Parentheses
49.5%
Hard
303. Range Sum Query - Immutable
69.9%
Easy
304. Range Sum Query 2D - Immutable
57.1%
Med.
309. Best Time to Buy and Sell Stock with Cooldown
61.1%
Med.
310. Minimum Height Trees
42.2%
Med.
312. Burst Balloons
62.2%
Hard
314. Binary Tree Vertical Order Traversal
57.5%
Med.
315. Count of Smaller Numbers After Self
43.0%
Hard
316. Remove Duplicate Letters
52.0%
Med.
317. Shortest Distance from All Buildings
44.7%
Hard
318. Maximum Product of Word Lengths
60.7%
Med.
319. Bulb Switcher
54.8%
Med.
321. Create Maximum Number
33.4%
Hard
322. Coin Change
47.2%
Med.
323. Number of Connected Components in an Undirected Graph
64.4%
Med.
324. Wiggle Sort II
36.1%
Med.
325. Maximum Size Subarray Sum Equals k
50.7%
Med.
326. Power of Three
50.1%
Easy
327. Count of Range Sum
37.5%
Hard
328. Odd Even Linked List
62.1%
Med.
329. Longest Increasing Path in a Matrix
55.8%
Hard
330. Patching Array
53.7%
Hard
332. Reconstruct Itinerary
43.9%
Hard
334. Increasing Triplet Subsequence
39.1%
Med.
336. Palindrome Pairs
36.6%
Hard
337. House Robber III
55.2%
Med.
338. Counting Bits
80.1%
Easy
339. Nested List Weight Sum
85.7%
Med.
340. Longest Substring with At Most K Distinct Characters
49.7%
Med.
341. Flatten Nested List Iterator
65.4%
Med.
342. Power of Four
51.2%
Easy
343. Integer Break
61.4%
Med.
344. Reverse String
80.1%
Easy
345. Reverse Vowels of a String
59.4%
Easy
346. Moving Average from Data Stream
80.1%
Easy
347. Top K Frequent Elements
64.9%
Med.
348. Design Tic-Tac-Toe
58.7%
Med.
349. Intersection of Two Arrays
76.9%
Easy
350. Intersection of Two Arrays II
59.3%
Easy
354. Russian Doll Envelopes
37.5%
Hard
355. Design Twitter
43.5%
Med.
359. Logger Rate Limiter
76.7%
Easy
362. Design Hit Counter
69.3%
Med.
364. Nested List Weight Sum II
65.9%
Med.
366. Find Leaves of Binary Tree
81.2%
Med.
367. Valid Perfect Square
44.4%
Easy
368. Largest Divisible Subset
49.1%
Med.
369. Plus One Linked List
61.2%
Med.
371. Sum of Two Integers
54.4%
Med.
372. Super Pow
35.7%
Med.
373. Find K Pairs with Smallest Sums
41.0%
Med.
374. Guess Number Higher or Lower
56.4%
Easy
377. Combination Sum IV
54.8%
Med.
378. Kth Smallest Element in a Sorted Matrix
63.9%
Med.
380. Insert Delete GetRandom O(1)
55.1%
Med.
381. Insert Delete GetRandom O(1) - Duplicates allowed
36.0%
Hard
383. Ransom Note
65.0%
Easy
384. Shuffle an Array
59.3%
Med.
385. Mini Parser
41.0%
Med.
386. Lexicographical Numbers
76.1%
Med.
387. First Unique Character in a String
64.3%
Easy
388. Longest Absolute File Path
48.7%
Med.
389. Find the Difference
59.8%
Easy
390. Elimination Game
45.2%
Med.
392. Is Subsequence
48.6%
Easy
394. Decode String
61.6%
Med.
395. Longest Substring with At Least K Repeating Characters
45.7%
Med.
396. Rotate Function
44.6%
Med.
398. Random Pick Index
64.8%
Med.
399. Evaluate Division
63.6%
Med.
402. Remove K Digits
35.7%
Med.
403. Frog Jump
46.8%
Hard
404. Sum of Left Leaves
62.0%
Easy
405. Convert a Number to Hexadecimal
51.8%
Easy
406. Queue Reconstruction by Height
74.4%
Med.
407. Trapping Rain Water II
59.1%
Hard
408. Valid Word Abbreviation
37.0%
Easy
409. Longest Palindrome
55.7%
Easy
410. Split Array Largest Sum
59.0%
Hard
412. Fizz Buzz
74.8%
Easy
413. Arithmetic Slices
64.8%
Med.
414. Third Maximum Number
37.9%
Easy
415. Add Strings
51.9%
Easy
416. Partition Equal Subset Sum
48.9%
Med.
417. Pacific Atlantic Water Flow
58.2%
Med.
419. Battleships in a Board
76.9%
Med.
420. Strong Password Checker
14.9%
Hard
421. Maximum XOR of Two Numbers in an Array
53.3%
Med.
424. Longest Repeating Character Replacement
58.1%
Med.
432. All O`one Data Structure
44.1%
Hard
433. Minimum Genetic Mutation
55.9%
Med.
435. Non-overlapping Intervals
56.1%
Med.
436. Find Right Interval
54.6%
Med.
437. Path Sum III
46.2%
Med.
438. Find All Anagrams in a String
52.7%
Med.
441. Arranging Coins
47.6%
Easy
442. Find All Duplicates in an Array
76.6%
Med.
443. String Compression
58.9%
Med.
445. Add Two Numbers II
62.0%
Med.
446. Arithmetic Slices II - Subsequence
54.6%
Hard
448. Find All Numbers Disappeared in an Array
62.8%
Easy
449. Serialize and Deserialize BST
58.9%
Med.
450. Delete Node in a BST
53.6%
Med.
451. Sort Characters By Frequency
74.7%
Med.
452. Minimum Number of Arrows to Burst Balloons
60.8%
Med.
453. Minimum Moves to Equal Array Elements
58.1%
Med.
454. 4Sum II
57.7%
Med.
455. Assign Cookies
54.4%
Easy
456. 132 Pattern
34.3%
Med.
457. Circular Array Loop
36.2%
Med.
459. Repeated Substring Pattern
47.2%
Easy
460. LFU Cache
47.6%
Hard
461. Hamming Distance
76.3%
Easy
462. Minimum Moves to Equal Array Elements II
61.2%
Med.
463. Island Perimeter
73.8%
Easy
464. Can I Win
30.7%
Med.
465. Optimal Account Balancing
50.1%
Hard
468. Validate IP Address
28.0%
Med.
472. Concatenated Words
49.6%
Hard
475. Heaters
40.6%
Med.
480. Sliding Window Median
38.8%
Hard
481. Magical String
53.0%
Med.
485. Max Consecutive Ones
63.4%
Easy
486. Predict the Winner
55.9%
Med.
493. Reverse Pairs
32.9%
Hard
494. Target Sum
51.3%
Med.
496. Next Greater Element I
75.2%
Easy
498. Diagonal Traverse
66.6%
Med.
500. Keyboard Row
73.0%
Easy
501. Find Mode in Binary Search Tree
57.9%
Easy
502. IPO
53.2%
Hard
503. Next Greater Element II
67.2%
Med.
504. Base 7
52.7%
Easy
506. Relative Ranks
73.8%
Easy
507. Perfect Number
46.3%
Easy
508. Most Frequent Subtree Sum
68.4%
Med.
2036. Maximum Alternating Subarray Sum
40.0%
Med.
513. Find Bottom Left Tree Value
71.9%
Med.
514. Freedom Trail
59.0%
Hard
515. Find Largest Value in Each Tree Row
66.3%
Med.
516. Longest Palindromic Subsequence
64.6%
Med.
517. Super Washing Machines
43.1%
Hard
518. Coin Change II
61.2%
Med.
520. Detect Capital
56.2%
Easy
523. Continuous Subarray Sum
31.0%
Med.
525. Contiguous Array
49.9%
Med.
526. Beautiful Arrangement
64.6%
Med.
1721. Swapping Nodes in a Linked List
68.8%
Med.
529. Minesweeper
68.4%
Med.
532. K-diff Pairs in an Array
45.1%
Med.
535. Encode and Decode TinyURL
86.5%
Med.
536. Construct Binary Tree from String
58.6%
Med.
537. Complex Number Multiplication
72.6%
Med.
538. Convert BST to Greater Tree
70.9%
Med.
539. Minimum Time Difference
62.5%
Med.
540. Single Element in a Sorted Array
59.2%
Med.
541. Reverse String II
52.7%
Easy
542. 01 Matrix
52.5%
Med.
543. Diameter of Binary Tree
64.4%
Easy
545. Boundary of Binary Tree
47.4%
Med.
547. Number of Provinces
69.4%
Med.
553. Optimal Division
62.2%
Med.
554. Brick Wall
55.9%
Med.
556. Next Greater Element III
34.9%
Med.
557. Reverse Words in a String III
83.8%
Easy
560. Subarray Sum Equals K
46.1%
Med.
561. Array Partition
80.9%
Easy
564. Find the Closest Palindrome
31.7%
Hard
567. Permutation in String
47.8%
Med.
570. Managers with at Least 5 Direct Reports
49.0%
Med.
572. Subtree of Another Tree
50.6%
Easy
577. Employee Bonus
77.0%
Easy
579. Find Cumulative Salary of an Employee
49.2%
Hard
581. Shortest Unsorted Continuous Subarray
37.7%
Med.
582. Kill Process
70.2%
Med.
583. Delete Operation for Two Strings
64.6%
Med.
584. Find Customer Referee
72.0%
Easy
585. Investments in 2016
50.4%
Med.
587. Erect the Fence
52.4%
Hard
588. Design In-Memory File System
48.3%
Hard
594. Longest Harmonious Subsequence
64.0%
Easy
595. Big Countries
68.3%
Easy
601. Human Traffic of Stadium
50.0%
Hard
602. Friend Requests II: Who Has the Most Friends
61.7%
Med.
603. Consecutive Available Seats
65.2%
Easy
605. Can Place Flowers
29.0%
Easy
606. Construct String from Binary Tree
70.3%
Med.
607. Sales Person
65.9%
Easy
608. Tree Node
74.4%
Med.
610. Triangle Judgement
74.2%
Easy
611. Valid Triangle Number
56.3%
Med.
617. Merge Two Binary Trees
78.8%
Easy
620. Not Boring Movies
75.0%
Easy
621. Task Scheduler
62.1%
Med.
626. Exchange Seats
73.3%
Med.
627. Swap Salary
84.3%
Easy
628. Maximum Product of Three Numbers
45.5%
Easy
629. K Inverse Pairs Array
49.0%
Hard
630. Course Schedule III
41.0%
Hard
632. Smallest Range Covering Elements from K Lists
69.9%
Hard
633. Sum of Square Numbers
36.6%
Med.
636. Exclusive Time of Functions
65.2%
Med.
638. Shopping Offers
52.1%
Med.
640. Solve the Equation
45.0%
Med.
642. Design Search Autocomplete System
49.5%
Hard
643. Maximum Average Subarray I
46.1%
Easy
645. Set Mismatch
45.3%
Easy
646. Maximum Length of Pair Chain
61.2%
Med.
647. Palindromic Substrings
72.1%
Med.
648. Replace Words
68.5%
Med.
649. Dota2 Senate
49.3%
Med.
650. 2 Keys Keyboard
59.2%
Med.
652. Find Duplicate Subtrees
60.3%
Med.
653. Two Sum IV - Input is a BST
62.7%
Easy
654. Maximum Binary Tree
86.1%
Med.
655. Print Binary Tree
66.0%
Med.
658. Find K Closest Elements
49.1%
Med.
659. Split Array into Consecutive Subsequences
51.7%
Med.
661. Image Smoother
68.7%
Easy
662. Maximum Width of Binary Tree
44.7%
Med.
663. Equal Tree Partition
42.3%
Med.
664. Strange Printer
60.8%
Hard
669. Trim a Binary Search Tree
66.4%
Med.
670. Maximum Swap
51.9%
Med.
673. Number of Longest Increasing Subsequence
50.7%
Med.
675. Cut Off Trees for Golf Event
35.7%
Hard
677. Map Sum Pairs
56.9%
Med.
678. Valid Parenthesis String
39.4%
Med.
680. Valid Palindrome II
43.5%
Easy
682. Baseball Game
79.5%
Easy
684. Redundant Connection
66.8%
Med.
686. Repeated String Match
37.6%
Med.
688. Knight Probability in Chessboard
56.7%
Med.
691. Stickers to Spell Word
50.3%
Hard
692. Top K Frequent Words
59.7%
Med.
693. Binary Number with Alternating Bits
63.7%
Easy
694. Number of Distinct Islands
62.5%
Med.
695. Max Area of Island
73.5%
Med.
696. Count Binary Substrings
66.1%
Easy
698. Partition to K Equal Sum Subsets
38.2%
Med.
711. Number of Distinct Islands II
55.1%
Hard
712. Minimum ASCII Delete Sum for Two Strings
66.0%
Med.
713. Subarray Product Less Than K
53.3%
Med.
714. Best Time to Buy and Sell Stock with Transaction Fee
71.2%
Med.
715. Range Module
44.3%
Hard
716. Max Stack
45.7%
Hard
718. Maximum Length of Repeated Subarray
51.1%
Med.
719. Find K-th Smallest Pair Distance
46.0%
Hard
720. Longest Word in Dictionary
53.9%
Med.
721. Accounts Merge
60.3%
Med.
724. Find Pivot Index
61.3%
Easy
725. Split Linked List in Parts
70.4%
Med.
726. Number of Atoms
65.0%
Hard
729. My Calendar I
58.2%
Med.
730. Count Different Palindromic Subsequences
47.0%
Hard
731. My Calendar II
62.5%
Med.
732. My Calendar III
70.9%
Hard
733. Flood Fill
67.2%
Easy
735. Asteroid Collision
46.1%
Med.
738. Monotone Increasing Digits
49.0%
Med.
739. Daily Temperatures
67.7%
Med.
740. Delete and Earn
56.9%
Med.
742. Closest Leaf in a Binary Tree
47.2%
Med.
743. Network Delay Time
58.6%
Med.
744. Find Smallest Letter Greater Than Target
54.7%
Easy
746. Min Cost Climbing Stairs
67.6%
Easy
752. Open the Lock
60.9%
Med.
754. Reach a Number
44.2%
Med.
426. Convert Binary Search Tree to Sorted Doubly Linked List
65.6%
Med.
759. Employee Free Time
72.7%
Hard
429. N-ary Tree Level Order Traversal
71.3%
Med.
428. Serialize and Deserialize N-ary Tree
68.4%
Hard
430. Flatten a Multilevel Doubly Linked List
61.9%
Med.
762. Prime Number of Set Bits in Binary Representation
71.7%
Easy
763. Partition Labels
81.7%
Med.
427. Construct Quad Tree
77.6%
Med.
767. Reorganize String
56.5%
Med.
771. Jewels and Stones
89.4%
Easy
700. Search in a Binary Search Tree
82.1%
Easy
701. Insert into a Binary Search Tree
73.3%
Med.
772. Basic Calculator III
52.8%
Hard
703. Kth Largest Element in a Stream
60.3%
Easy
775. Global and Local Inversions
42.5%
Med.
776. Split BST
82.4%
Med.
704. Binary Search
60.0%
Easy
778. Swim in Rising Water
63.7%
Hard
779. K-th Symbol in Grammar
47.8%
Med.
780. Reaching Points
33.9%
Hard
781. Rabbits in Forest
58.1%
Med.
784. Letter Case Permutation
75.4%
Med.
785. Is Graph Bipartite?
58.4%
Med.
786. K-th Smallest Prime Fraction
68.7%
Med.
787. Cheapest Flights Within K Stops
40.9%
Med.
788. Rotated Digits
56.6%
Med.
790. Domino and Tromino Tiling
51.7%
Med.
791. Custom Sort String
72.2%
Med.
792. Number of Matching Subsequences
50.6%
Med.
796. Rotate String
64.5%
Easy
797. All Paths From Source to Target
83.3%
Med.
705. Design HashSet
67.4%
Easy
706. Design HashMap
66.1%
Easy
801. Minimum Swaps To Make Sequences Increasing
41.0%
Hard
802. Find Eventual Safe States
69.6%
Med.
812. Largest Triangle Area
71.2%
Easy
814. Binary Tree Pruning
72.4%
Med.
815. Bus Routes
47.0%
Hard
817. Linked List Components
57.5%
Med.
818. Race Car
44.3%
Hard
819. Most Common Word
44.8%
Easy
707. Design Linked List
29.4%
Med.
823. Binary Trees With Factors
53.0%
Med.
708. Insert into a Sorted Circular Linked List
38.3%
Med.
826. Most Profit Assigning Work
56.0%
Med.
827. Making A Large Island
55.7%
Hard
828. Count Unique Characters of All Substrings of a Given String
53.1%
Hard
622. Design Circular Queue
53.1%
Med.
832. Flipping an Image
83.3%
Easy
834. Sum of Distances in Tree
65.4%
Hard
489. Robot Room Cleaner
77.7%
Hard
836. Rectangle Overlap
46.0%
Easy
839. Similar String Groups
55.7%
Hard
841. Keys and Rooms
75.1%
Med.
842. Split Array into Fibonacci Sequence
39.9%
Med.
843. Guess the Word
37.3%
Hard
844. Backspace String Compare
49.6%
Easy
845. Longest Mountain in Array
41.4%
Med.
846. Hand of Straights
57.5%
Med.
847. Shortest Path Visiting All Nodes
65.6%
Hard
849. Maximize Distance to Closest Person
49.3%
Med.
851. Loud and Rich
62.5%
Med.
852. Peak Index in a Mountain Array
67.2%
Med.
853. Car Fleet
54.0%
Med.
857. Minimum Cost to Hire K Workers
63.5%
Hard
859. Buddy Strings
33.7%
Easy
860. Lemonade Change
58.6%
Easy
861. Score After Flipping Matrix
80.3%
Med.
862. Shortest Subarray with Sum at Least K
32.4%
Hard
863. All Nodes Distance K in Binary Tree
67.0%
Med.
867. Transpose Matrix
75.0%
Easy
869. Reordered Power of 2
66.1%
Med.
870. Advantage Shuffle
53.8%
Med.
871. Minimum Number of Refueling Stops
40.8%
Hard
872. Leaf-Similar Trees
70.1%
Easy
874. Walking Robot Simulation
58.4%
Med.
875. Koko Eating Bananas
49.2%
Med.
876. Middle of the Linked List
81.1%
Easy
878. Nth Magical Number
36.1%
Hard
879. Profitable Schemes
48.1%
Hard
528. Random Pick with Weight
48.6%
Med.
880. Decoded String at Index
36.8%
Med.
881. Boats to Save People
60.8%
Med.
885. Spiral Matrix III
84.5%
Med.
887. Super Egg Drop
29.3%
Hard
888. Fair Candy Swap
63.8%
Easy
889. Construct Binary Tree from Preorder and Postorder Traversal
78.0%
Med.
890. Find and Replace Pattern
76.9%
Med.
894. All Possible Full Binary Trees
82.7%
Med.
895. Maximum Frequency Stack
66.4%
Hard
896. Monotonic Array
62.0%
Easy
897. Increasing Order Search Tree
78.8%
Easy
899. Orderly Queue
66.4%
Hard
901. Online Stock Span
68.1%
Med.
902. Numbers At Most N Given Digit Set
43.8%
Hard
904. Fruit Into Baskets
49.7%
Med.
905. Sort Array By Parity
76.3%
Easy
907. Sum of Subarray Minimums
38.0%
Med.
909. Snakes and Ladders
48.0%
Med.
910. Smallest Range II
37.4%
Med.
912. Sort an Array
56.2%
Med.
913. Cat and Mouse
34.0%
Hard
918. Maximum Sum Circular Subarray
48.5%
Med.
921. Minimum Add to Make Parentheses Valid
74.5%
Med.
922. Sort Array By Parity II
71.1%
Easy
923. 3Sum With Multiplicity
45.9%
Med.
926. Flip String to Monotone Increasing
61.7%
Med.
930. Binary Subarrays With Sum
67.3%
Med.
931. Minimum Falling Path Sum
60.9%
Med.
932. Beautiful Array
67.4%
Med.
933. Number of Recent Calls
77.8%
Easy
934. Shortest Bridge
59.0%
Med.
935. Knight Dialer
61.5%
Med.
937. Reorder Data in Log Files
56.8%
Med.
938. Range Sum of BST
87.5%
Easy
939. Minimum Area Rectangle
55.1%
Med.
941. Valid Mountain Array
34.5%
Easy
945. Minimum Increment to Make Array Unique
60.4%
Med.
946. Validate Stack Sequences
69.9%
Med.
947. Most Stones Removed with Same Row or Column
62.5%
Med.
948. Bag of Tokens
59.3%
Med.
950. Reveal Cards In Increasing Order
83.4%
Med.
951. Flip Equivalent Binary Trees
69.6%
Med.
953. Verifying an Alien Dictionary
55.7%
Easy
957. Prison Cells After N Days
39.0%
Med.
958. Check Completeness of a Binary Tree
58.7%
Med.
959. Regions Cut By Slashes
77.6%
Med.
962. Maximum Width Ramp
55.8%
Med.
968. Binary Tree Cameras
47.5%
Hard
969. Pancake Sorting
71.4%
Med.
509. Fibonacci Number
73.4%
Easy
973. K Closest Points to Origin
68.3%
Med.
974. Subarray Sums Divisible by K
55.7%
Med.
975. Odd Even Jump
40.9%
Hard
976. Largest Perimeter Triangle
61.4%
Easy
977. Squares of a Sorted Array
73.3%
Easy
979. Distribute Coins in Binary Tree
77.2%
Med.
980. Unique Paths III
82.5%
Hard
981. Time Based Key-Value Store
49.5%
Med.
983. Minimum Cost For Tickets
67.4%
Med.
986. Interval List Intersections
72.8%
Med.
987. Vertical Order Traversal of a Binary Tree
52.4%
Hard
988. Smallest String Starting From Leaf
61.0%
Med.
992. Subarrays with K Different Integers
66.8%
Hard
993. Cousins in Binary Tree
58.6%
Easy
994. Rotting Oranges
57.4%
Med.
995. Minimum Number of K Consecutive Bit Flips
62.2%
Hard
997. Find the Town Judge
50.3%
Easy
1000. Minimum Cost to Merge Stones
44.8%
Hard
1002. Find Common Characters
74.6%
Easy
1003. Check If Word Is Valid After Substitutions
60.6%
Med.
1004. Max Consecutive Ones III
66.7%
Med.
1006. Clumsy Factorial
59.9%
Med.
1008. Construct Binary Search Tree from Preorder Traversal
83.8%
Med.
1009. Complement of Base 10 Integer
60.6%
Easy
1010. Pairs of Songs With Total Durations Divisible by 60
53.3%
Med.
1011. Capacity To Ship Packages Within D Days
72.9%
Med.
1060. Missing Element in Sorted Array
59.3%
Med.
1062. Longest Repeating Substring
63.3%
Med.
1063. Number of Valid Subarrays
79.4%
Hard
1067. Digit Count in Range
46.2%
Hard
1019. Next Greater Node In Linked List
62.8%
Med.
1020. Number of Enclaves
71.1%
Med.
1086. High Five
74.3%
Easy
1065. Index Pairs of a String
68.4%
Easy
1021. Remove Outermost Parentheses
86.3%
Easy
1022. Sum of Root To Leaf Binary Numbers
73.6%
Easy
1085. Sum of Digits in the Minimum Number
76.6%
Easy
1099. Two Sum Less Than K
62.1%
Easy
1100. Find K-Length Substrings With No Repeated Characters
76.4%
Med.
1025. Divisor Game
71.0%
Easy
1027. Longest Arithmetic Subsequence
49.7%
Med.
1118. Number of Days in a Month
59.2%
Easy
1119. Remove Vowels from a String
91.2%
Easy
1134. Armstrong Number
77.9%
Easy
1120. Maximum Average Subtree
66.9%
Med.
1026. Maximum Difference Between Node and Ancestor
78.1%
Med.
1028. Recover a Tree From Preorder Traversal
83.3%
Hard
1029. Two City Scheduling
67.9%
Med.
1032. Stream of Characters
51.5%
Hard
1133. Largest Unique Number
71.3%
Easy
1102. Path With Maximum Minimum Value
54.3%
Med.
1135. Connecting Cities With Minimum Cost
63.0%
Med.
1035. Uncrossed Lines
64.7%
Med.
1152. Analyze User Website Visit Pattern
44.2%
Med.
1039. Minimum Score Triangulation of Polygon
67.2%
Med.
1160. Find Words That Can Be Formed by Characters
71.3%
Easy
1038. Binary Search Tree to Greater Sum Tree
88.3%
Med.
1161. Maximum Level Sum of a Binary Tree
67.5%
Med.
1162. As Far from Land as Possible
52.0%
Med.
1041. Robot Bounded In Circle
56.3%
Med.
1043. Partition Array for Maximum Sum
77.2%
Med.
1044. Longest Duplicate Substring
30.9%
Hard
1166. Design File System
64.9%
Med.
1167. Minimum Cost to Connect Sticks
71.5%
Med.
1046. Last Stone Weight
66.1%
Easy
1047. Remove All Adjacent Duplicates In String
72.1%
Easy
1048. Longest String Chain
62.5%
Med.
1163. Last Substring in Lexicographical Order
34.7%
Hard
1045. Customers Who Bought All Products
63.3%
Med.
1050. Actors and Directors Who Cooperated At Least Three Times
70.7%
Easy
1051. Height Checker
81.3%
Easy
1052. Grumpy Bookstore Owner
64.0%
Med.
1054. Distant Barcodes
48.1%
Med.
1197. Minimum Knight Moves
41.5%
Med.
1074. Number of Submatrices That Sum to Target
74.5%
Hard
1071. Greatest Common Divisor of Strings
53.0%
Easy
1214. Two Sum BSTs
67.4%
Med.
1068. Product Sales Analysis I
85.2%
Easy
1069. Product Sales Analysis II
82.4%
Easy
1070. Product Sales Analysis III
45.0%
Med.
1080. Insufficient Nodes in Root to Leaf Paths
54.2%
Med.
1081. Smallest Subsequence of Distinct Characters
62.5%
Med.
1079. Letter Tile Possibilities
83.6%
Med.
1075. Project Employees I
66.2%
Easy
1229. Meeting Scheduler
55.2%
Med.
1089. Duplicate Zeros
53.0%
Easy
1092. Shortest Common Supersequence
61.6%
Hard
1091. Shortest Path in Binary Matrix
50.5%
Med.
1082. Sales Analysis I
74.7%
Easy
1083. Sales Analysis II
50.0%
Easy
1084. Sales Analysis III
46.9%
Easy
1244. Design A Leaderboard
68.0%
Med.
511. Game Play Analysis I
76.0%
Easy
550. Game Play Analysis IV
40.1%
Med.
1094. Car Pooling
56.1%
Med.
1095. Find in Mountain Array
40.7%
Hard
1117. Building H2O
58.1%
Med.
1103. Distribute Candies to People
67.0%
Easy
1105. Filling Bookcase Shelves
68.6%
Med.
1106. Parsing A Boolean Expression
69.8%
Hard
1108. Defanging an IP Address
89.8%
Easy
1109. Corporate Flight Bookings
65.4%
Med.
1110. Delete Nodes And Return Forest
72.4%
Med.
1291. Sequential Digits
65.3%
Med.
1259. Handshakes That Don't Cross
60.0%
Hard
1122. Relative Sort Array
75.0%
Easy
1123. Lowest Common Ancestor of Deepest Leaves
79.0%
Med.
1287. Element Appearing More Than 25% In Sorted Array
61.1%
Easy
1288. Remove Covered Intervals
56.1%
Med.
1289. Minimum Falling Path Sum II
63.5%
Hard
1128. Number of Equivalent Domino Pairs
60.6%
Easy
1129. Shortest Path with Alternating Colors
47.4%
Med.
1299. Replace Elements with Greatest Element on Right Side
71.7%
Easy
1137. N-th Tribonacci Number
63.4%
Easy
1140. Stone Game II
72.9%
Med.
1313. Decompress Run-Length Encoded List
86.1%
Easy
1315. Sum of Nodes with Even-Valued Grandparent
85.8%
Med.
1141. User Activity for the Past 30 Days I
49.9%
Easy
1146. Snapshot Array
36.7%
Med.
1143. Longest Common Subsequence
58.5%
Med.
1329. Sort the Matrix Diagonally
83.1%
Med.
1302. Deepest Leaves Sum
86.4%
Med.
1148. Article Views I
77.0%
Easy
1154. Day of the Year
48.9%
Easy
1155. Number of Dice Rolls With Target Sum
61.9%
Med.
1171. Remove Zero Sum Consecutive Nodes from Linked List
53.0%
Med.
1169. Invalid Transactions
31.4%
Med.
1360. Number of Days Between Two Dates
51.8%
Easy
1361. Validate Binary Tree Nodes
43.9%
Med.
1362. Closest Divisors
61.7%
Med.
1363. Largest Multiple of Three
32.9%
Hard
1164. Product Price at a Given Date
57.6%
Med.
1175. Prime Arrangements
60.2%
Easy
1176. Diet Plan Performance
54.4%
Easy
1382. Balance a Binary Search Tree
84.7%
Med.
1425. Constrained Subsequence Sum
56.4%
Hard
1186. Maximum Subarray Sum with One Deletion
45.6%
Med.
1174. Immediate Food Delivery II
55.0%
Med.
1550. Three Consecutive Odds
69.5%
Easy
1954. Minimum Garden Perimeter to Collect Enough Apples
55.0%
Med.
1483. Kth Ancestor of a Tree Node
36.5%
Hard
1189. Maximum Number of Balloons
59.8%
Easy
1190. Reverse Substrings Between Each Pair of Parentheses
71.8%
Med.
1192. Critical Connections in a Network
58.7%
Hard
1179. Reformat Department Table
76.5%
Easy
2139. Minimum Moves to Reach Target Score
51.8%
Med.
1405. Longest Happy String
65.5%
Med.
1944. Number of Visible People in a Queue
71.8%
Hard
1202. Smallest String With Swaps
59.9%
Med.
1193. Monthly Transactions I
58.5%
Med.
1207. Unique Number of Occurrences
78.5%
Easy
1209. Remove All Adjacent Duplicates in String II
60.2%
Med.
1514. Path with Maximum Probability
65.4%
Med.
1204. Last Person to Fit in the Bus
68.7%
Med.
1218. Longest Arithmetic Subsequence of Given Difference
54.4%
Med.
1219. Path with Maximum Gold
68.2%
Med.
1220. Count Vowels Permutation
61.4%
Hard
1211. Queries Quality and Percentage
50.5%
Easy
1212. Team Scores in Football Tournament
55.8%
Med.
1232. Check If It Is a Straight Line
39.8%
Easy
1233. Remove Sub-Folders from the Filesystem
78.6%
Med.
1234. Replace the Substring for Balanced String
39.9%
Med.
1235. Maximum Profit in Job Scheduling
54.5%
Hard
2273. Find Resultant Array After Removing Anagrams
60.0%
Easy
2225. Find Players With Zero or One Losses
72.5%
Med.
1225. Report Contiguous Dates
57.2%
Hard
1239. Maximum Length of a Concatenated String with Unique Characters
54.4%
Med.
1429. First Unique Number
56.4%
Med.
1248. Count Number of Nice Subarrays
74.2%
Med.
1249. Minimum Remove to Make Valid Parentheses
71.0%
Med.
1252. Cells with Odd Values in a Matrix
79.4%
Easy
1254. Number of Closed Islands
66.9%
Med.
1255. Maximum Score Words Formed by Letters
81.6%
Hard
1260. Shift 2D Grid
67.9%
Easy
1251. Average Selling Price
36.9%
Easy
2215. Find the Difference of Two Arrays
81.1%
Easy
1268. Search Suggestions System
65.1%
Med.
1269. Number of Ways to Stay in the Same Place After Some Steps
50.0%
Hard
1275. Find Winner on a Tic Tac Toe Game
54.3%
Easy
1281. Subtract the Product and Sum of Digits of an Integer
86.6%
Easy
1282. Group the People Given the Group Size They Belong To
87.4%
Med.
1283. Find the Smallest Divisor Given a Threshold
64.7%
Med.
1279. Traffic Light Controlled Intersection
72.6%
Easy
1290. Convert Binary Number in a Linked List to Integer
82.3%
Easy
1292. Maximum Side Length of a Square with Sum Less than or Equal to Threshold
53.7%
Med.
1293. Shortest Path in a Grid with Obstacles Elimination
45.8%
Hard
1280. Students and Examinations
60.8%
Easy
2305. Fair Distribution of Cookies
69.6%
Med.
1295. Find Numbers with Even Number of Digits
79.5%
Easy
1304. Find N Unique Integers Sum up to Zero
78.5%
Easy
1305. All Elements in Two Binary Search Trees
80.1%
Med.
1310. XOR Queries of a Subarray
78.3%
Med.
1311. Get Watched Videos by Your Friends
50.7%
Med.
1312. Minimum Insertion Steps to Make a String Palindrome
73.2%
Hard
1303. Find the Team Size
89.6%
Easy
1319. Number of Operations to Make Network Connected
65.5%
Med.
1342. Number of Steps to Reduce a Number to Zero
85.7%
Easy
1344. Angle Between Hands of a Clock
64.3%
Med.
1345. Jump Game IV
46.1%
Hard
1323. Maximum 69 Number
84.5%
Easy
1325. Delete Leaves With a Given Value
77.2%
Med.
1326. Minimum Number of Taps to Open to Water a Garden
50.8%
Hard
1321. Restaurant Growth
57.4%
Med.
1332. Remove Palindromic Subsequences
76.8%
Easy
1334. Find the City With the Smallest Number of Neighbors at a Threshold Distance
71.3%
Med.
1335. Minimum Difficulty of a Job Schedule
59.7%
Hard
1356. Sort Integers by The Number of 1 Bits
78.8%
Easy
1358. Number of Substrings Containing All Three Characters
73.3%
Med.
1359. Count All Valid Pickup and Delivery Options
64.9%
Hard
1327. List the Products Ordered in a Period
71.7%
Easy
1337. The K Weakest Rows in a Matrix
74.1%
Easy
1339. Maximum Product of Splitted Binary Tree
48.0%
Med.
1346. Check If N and Its Double Exist
41.4%
Easy
1347. Minimum Number of Steps to Make Two Strings Anagram
82.3%
Med.
1372. Longest ZigZag Path in a Binary Tree
66.9%
Med.
1373. Maximum Sum BST in Binary Tree
45.4%
Hard
1351. Count Negative Numbers in a Sorted Matrix
77.8%
Easy
1352. Product of the Last K Numbers
62.8%
Med.
1353. Maximum Number of Events That Can Be Attended
38.7%
Med.
1341. Movie Rating
41.9%
Med.
1350. Students With Invalid Departments
89.9%
Easy
1365. How Many Numbers Are Smaller Than the Current Number
87.2%
Easy
1367. Linked List in Binary Tree
51.9%
Med.
1385. Find the Distance Value Between Two Arrays
70.8%
Easy
1376. Time Needed to Inform All Employees
60.3%
Med.
1380. Lucky Numbers in a Matrix
79.9%
Easy
1381. Design a Stack With Increment Operation
80.0%
Med.
1379. Find a Corresponding Node of a Binary Tree in a Clone of That Tree
85.8%
Easy
1402. Reducing Dishes
76.5%
Hard
1389. Create Target Array in the Given Order
86.3%
Easy
1392. Longest Happy Prefix
50.1%
Hard
1378. Replace Employee ID With The Unique Identifier
83.6%
Easy
1395. Count Number of Teams
70.1%
Med.
1396. Design Underground System
74.1%
Med.
1413. Minimum Value to Get Positive Step by Step Sum
64.5%
Easy
1404. Number of Steps to Reduce a Number in Binary Representation to One
61.4%
Med.
1408. String Matching in an Array
69.8%
Easy
1409. Queries on a Permutation With Key
84.6%
Med.
1431. Kids With the Greatest Number of Candies
88.1%
Easy
1422. Maximum Score After Splitting a String
65.1%
Easy
1423. Maximum Points You Can Obtain from Cards
56.6%
Med.
1424. Diagonal Traverse II
58.2%
Med.
1448. Count Good Nodes in Binary Tree
73.6%
Med.
1436. Destination City
79.4%
Easy
1438. Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit
57.0%
Med.
1421. NPV Queries
83.0%
Easy
1463. Cherry Pickup II
72.1%
Hard
1456. Maximum Number of Vowels in a Substring of Given Length
61.0%
Med.
1457. Pseudo-Palindromic Paths in a Binary Tree
68.3%
Med.
1458. Max Dot Product of Two Subsequences
62.4%
Hard
1478. Allocate Mailboxes
56.0%
Hard
1476. Subrectangle Queries
86.1%
Med.
1464. Maximum Product of Two Elements in an Array
83.4%
Easy
1466. Reorder Routes to Make All Paths Lead to the City Zero
65.4%
Med.
1454. Active Users
36.6%
Med.
1470. Shuffle the Array
88.9%
Easy
1472. Design Browser History
78.0%
Med.
1492. The kth Factor of n
69.8%
Med.
1493. Longest Subarray of 1's After Deleting One Element
70.9%
Med.
1480. Running Sum of 1d Array
86.9%
Easy
1481. Least Number of Unique Integers after K Removals
63.6%
Med.
1482. Minimum Number of Days to Make m Bouquets
55.8%
Med.
1489. Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree
66.2%
Hard
1509. Minimum Difference Between Largest and Smallest Value in Three Moves
59.2%
Med.
1496. Path Crossing
62.5%
Easy
1497. Check If Array Pairs Are Divisible by k
46.2%
Med.
1498. Number of Subsequences That Satisfy the Given Sum Condition
49.4%
Med.
1479. Sales by Day of the Week
76.8%
Hard
1485. Clone Binary Tree With Random Pointer
81.0%
Med.
1502. Can Make Arithmetic Progression From Sequence
69.5%
Easy
1523. Count Odd Numbers in an Interval Range
50.9%
Easy
1526. Minimum Number of Increments on Subarrays to Form a Target Array
72.8%
Hard
1490. Clone N-ary Tree
83.1%
Med.
1512. Number of Good Pairs
89.7%
Easy
1531. String Compression II
52.1%
Hard
1495. Friendly Movies Streamed Last Month
49.0%
Easy
1518. Water Bottles
72.7%
Easy
1520. Maximum Number of Non-Overlapping Substrings
40.8%
Hard
1539. Kth Missing Positive Number
62.8%
Easy
1528. Shuffle String
85.2%
Easy
1529. Minimum Suffix Flips
73.7%
Med.
1511. Customer Order Frequency
66.5%
Easy
1534. Count Good Triplets
85.5%
Easy
1558. Minimum Numbers of Function Calls to Make Target Array
62.8%
Med.
1544. Make The String Great
68.3%
Easy
1545. Find Kth Bit in Nth Binary String
70.2%
Med.
1547. Minimum Cost to Cut a Stick
62.4%
Hard
1533. Find the Index of the Large Integer
56.6%
Med.
1552. Magnetic Force Between Two Balls
71.6%
Med.
1553. Minimum Number of Days to Eat N Oranges
35.9%
Hard
1572. Matrix Diagonal Sum
83.9%
Easy
1574. Shortest Subarray to be Removed to Make Array Sorted
51.4%
Med.
1561. Maximum Number of Coins You Can Get
84.6%
Med.
1567. Maximum Length of Subarray With Positive Product
44.5%
Med.
1588. Sum of All Odd Length Subarrays
83.6%
Easy
1590. Make Sum Divisible by P
39.4%
Med.
1582. Special Positions in a Binary Matrix
68.7%
Easy
1584. Min Cost to Connect All Points
69.7%
Med.
1603. Design Parking System
87.1%
Easy
1570. Dot Product of Two Sparse Vectors
89.9%
Med.
1571. Warehouse Manager
87.4%
Easy
1598. Crawler Log Folder
71.6%
Easy
1601. Maximum Number of Achievable Transfer Requests
64.5%
Hard
1581. Customer Who Visited but Did Not Make Any Transactions
67.6%
Easy
1621. Number of Sets of K Non-Overlapping Line Segments
45.0%
Med.
1608. Special Array With X Elements Greater Than or Equal X
66.7%
Easy
1597. Build Binary Expression Tree From Infix Expression
62.6%
Hard
1614. Maximum Nesting Depth of the Parentheses
84.5%
Easy
1636. Sort Array by Increasing Frequency
80.5%
Easy
1637. Widest Vertical Area Between Two Points Containing No Points
87.1%
Easy
1631. Path With Minimum Effort
62.2%
Med.
1652. Defuse the Bomb
79.3%
Easy
1654. Minimum Jumps to Reach Home
30.3%
Med.
1613. Find the Missing IDs
72.9%
Med.
1642. Furthest Building You Can Reach
50.5%
Med.
1623. All Valid Triplets That Can Represent a Country
80.8%
Easy
1668. Maximum Repeating Substring
40.2%
Easy
1669. Merge In Between Linked Lists
82.6%
Med.
1671. Minimum Number of Removals to Make Mountain Array
54.8%
Hard
1670. Design Front Middle Back Queue
56.5%
Med.
1628. Design an Expression Tree With Evaluate Function
82.4%
Med.
1646. Get Maximum in Generated Array
51.2%
Easy
1647. Minimum Deletions to Make Character Frequencies Unique
61.4%
Med.
1634. Add Two Polynomials Represented as Linked Lists
60.8%
Med.
1658. Minimum Operations to Reduce X to Zero
40.2%
Med.
1657. Determine if Two Strings Are Close
54.2%
Med.
1662. Check If Two String Arrays are Equivalent
85.9%
Easy
1684. Count the Number of Consistent Strings
88.4%
Easy
1685. Sum of Absolute Differences in a Sorted Array
68.1%
Med.
1650. Lowest Common Ancestor of a Binary Tree III
82.7%
Med.
1672. Richest Customer Wealth
88.6%
Easy
1678. Goal Parser Interpretation
87.9%
Easy
1679. Max Number of K-Sum Pairs
56.6%
Med.
1680. Concatenation of Consecutive Binary Numbers
56.8%
Med.
1661. Average Time of Process per Machine
67.6%
Easy
1700. Number of Students Unable to Eat Lunch
78.9%
Easy
1701. Average Waiting Time
73.0%
Med.
1688. Count of Matches in Tournament
86.2%
Easy
1689. Partitioning Into Minimum Number Of Deci-Binary Numbers
88.7%
Med.
1695. Maximum Erasure Value
64.0%
Med.
1676. Lowest Common Ancestor of a Binary Tree IV
79.3%
Med.
1716. Calculate Money in Leetcode Bank
78.6%
Easy
1717. Maximum Score From Removing Substrings
66.5%
Med.
1718. Construct the Lexicographically Largest Valid Sequence
72.9%
Med.
1704. Determine if String Halves Are Alike
78.7%
Easy
1723. Find Minimum Time to Finish All Jobs
44.5%
Hard
1683. Invalid Tweets
85.4%
Easy
1710. Maximum Units on a Truck
74.5%
Easy
1732. Find the Highest Altitude
83.8%
Easy
1734. Decode XORed Permutation
66.4%
Med.
1735. Count Ways to Make Array With Product
53.6%
Hard
1699. Number of Calls Between Two Persons
80.8%
Med.
1727. Largest Submatrix With Rearrangements
75.2%
Med.
1750. Minimum Length of String After Deleting Similar Ends
56.0%
Med.
1751. Maximum Number of Events That Can Be Attended II
63.7%
Hard
1743. Restore the Array From Adjacent Pairs
74.9%
Med.
1764. Form Array by Concatenating Subarrays of Another Array
54.0%
Med.
1752. Check if Array Is Sorted and Rotated
55.3%
Easy
1731. The Number of Employees Which Report to Each Employee
52.6%
Easy
1740. Find Distance in a Binary Tree
74.1%
Med.
1759. Count Number of Homogenous Substrings
57.3%
Med.
1760. Minimum Limit of Balls in a Bag
66.9%
Med.
1761. Minimum Degree of a Connected Trio in a Graph
43.8%
Hard
1779. Find Nearest Point That Has the Same X or Y Coordinate
69.6%
Easy
1781. Sum of Beauty of All Substrings
72.5%
Med.
1782. Count Pairs Of Nodes
41.4%
Hard
1741. Find Total Time Spent by Each Employee
86.7%
Easy
1768. Merge Strings Alternately
82.2%
Easy
1769. Minimum Number of Operations to Move All Balls to Each Box
90.1%
Med.
1773. Count Items Matching a Rule
85.1%
Easy
1757. Recyclable and Low Fat Products
89.0%
Easy
1762. Buildings With an Ocean View
80.8%
Med.
1790. Check if One String Swap Can Make Strings Equal
49.5%
Easy
1791. Find Center of Star Graph
86.7%
Easy
1792. Maximum Average Pass Ratio
74.1%
Med.
1793. Maximum Score of a Good Subarray
64.3%
Hard
1772. Sort Features by Popularity
66.1%
Med.
1814. Count Nice Pairs in an Array
48.5%
Med.
1777. Product's Price for Each Store
82.1%
Easy
1783. Grand Slam Titles
83.1%
Med.
1788. Maximize the Beauty of the Garden
64.2%
Hard
1795. Rearrange Products Table
85.6%
Easy
1823. Find the Winner of the Circular Game
82.1%
Med.
1824. Minimum Sideway Jumps
51.2%
Med.
1846. Maximum Element After Decreasing and Rearranging
65.7%
Med.
1847. Closest Room
40.4%
Hard
1809. Ad-Free Sessions
58.7%
Easy
1832. Check if the Sentence Is Pangram
84.0%
Easy
1833. Maximum Ice Cream Bars
74.1%
Med.
1834. Single-Threaded CPU
46.9%
Med.
1811. Find Interview Candidates
60.4%
Med.
1838. Frequency of the Most Frequent Element
44.4%
Med.
1859. Sorting the Sentence
83.9%
Easy
1854. Maximum Population Year
63.0%
Easy
1876. Substrings of Size Three with Distinct Characters
76.0%
Easy
1877. Minimize Maximum Pair Sum in Array
81.6%
Med.
1863. Sum of All Subset XOR Totals
90.1%
Easy
1842. Next Palindrome Using Same Digits
53.9%
Hard
1870. Minimum Speed to Arrive on Time
47.5%
Med.
1852. Distinct Numbers in Each Subarray
77.1%
Med.
1882. Process Tasks Using Servers
41.7%
Med.
1886. Determine Whether Matrix Can Be Obtained By Rotation
58.6%
Easy
1887. Reduction Operations to Make the Array Elements Equal
72.4%
Med.
1889. Minimum Space Wasted From Packaging
33.0%
Hard
1909. Remove One Element to Make the Array Strictly Increasing
29.1%
Easy
1910. Remove All Occurrences of a Substring
78.3%
Med.
1897. Redistribute Characters to Make All Strings Equal
66.8%
Easy
1903. Largest Odd Number in String
66.3%
Easy
1905. Count Sub Islands
72.9%
Med.
1926. Nearest Exit from Entrance in Maze
47.9%
Med.
1913. Maximum Product Difference Between Two Pairs
83.0%
Easy
1915. Number of Wonderful Substrings
66.7%
Med.
1901. Find a Peak Element II
53.8%
Med.
1920. Build Array from Permutation
91.0%
Easy
1922. Count Good Numbers
57.1%
Med.
1923. Longest Common Subpath
28.8%
Hard
1942. The Number of the Smallest Unoccupied Chair
60.4%
Med.
2297. Jump Game VIII
45.0%
Med.
1929. Concatenation of Array
90.6%
Easy
1930. Unique Length-3 Palindromic Subsequences
71.0%
Med.
2307. Check for Contradictions in Equations
43.5%
Hard
1950. Maximum of Minimum Values in All Subarrays
48.1%
Med.
1958. Check if Move is Legal
49.6%
Med.
1955. Count Number of Special Subsequences
52.3%
Hard
1934. Confirmation Rate
61.4%
Med.
1976. Number of Ways to Arrive at Destination
37.2%
Med.
1963. Minimum Number of Swaps to Make the String Balanced
78.1%
Med.
1969. Minimum Non-Zero Product of the Array Elements
36.7%
Med.
1992. Find All Groups of Farmland
75.5%
Med.
1981. Minimize the Difference Between Target and Chosen Elements
36.2%
Med.
1984. Minimum Difference Between Highest and Lowest of K Scores
59.1%
Easy
1985. Find the Kth Largest Integer in the Array
47.2%
Med.
1986. Minimum Number of Work Sessions to Finish the Tasks
34.1%
Med.
2006. Count Number of Pairs With Absolute Difference K
85.1%
Easy
2009. Minimum Number of Operations to Make Array Continuous
52.2%
Hard
1971. Find if Path Exists in Graph
54.3%
Easy
1998. GCD Sort of an Array
47.7%
Hard
1978. Employees Whose Manager Left the Company
48.8%
Easy
2000. Reverse Prefix of Word
86.4%
Easy
2022. Convert 1D Array Into 2D Array
71.9%
Easy
2011. Final Value of Variable After Performing Operations
89.6%
Easy
2012. Sum of Beauty in the Array
50.6%
Med.
2013. Detect Squares
51.8%
Med.
2037. Minimum Number of Moves to Seat Everyone
87.3%
Easy
2028. Find Missing Observations
57.4%
Med.
2035. Partition Array Into Two Arrays to Minimize Sum Difference
22.4%
Hard
2053. Kth Distinct String in an Array
82.1%
Easy
2055. Plates Between Candles
47.0%
Med.
2058. Find the Minimum and Maximum Number of Nodes Between Critical Points
69.4%
Med.
2064. Minimized Maximum of Products Distributed to Any Store
62.8%
Med.
2065. Maximum Path Quality of a Graph
60.2%
Hard
2073. Time Needed to Buy Tickets
71.2%
Easy
2075. Decode the Slanted Ciphertext
49.9%
Med.
2099. Find Subsequence of Length K With the Largest Sum
57.5%
Easy
2100. Find Good Days to Rob the Bank
50.8%
Med.
2101. Detonate the Maximum Bombs
49.5%
Med.
2102. Sequentially Ordinal Rank Tracker
61.6%
Hard
2090. K Radius Subarray Averages
45.9%
Med.
2091. Removing Minimum and Maximum From Array
55.7%
Med.
2092. Find All People With Secret
45.3%
Hard
2095. Delete the Middle Node of a Linked List
59.4%
Med.
2096. Step-By-Step Directions From a Binary Tree Node to Another
56.3%
Med.
2115. Find All Possible Recipes from Given Supplies
56.5%
Med.
2116. Check if a Parentheses String Can Be Valid
44.9%
Med.
2104. Sum of Subarray Ranges
60.2%
Med.
2108. Find First Palindromic String in the Array
84.0%
Easy
2109. Adding Spaces to a String
71.7%
Med.
2110. Number of Smooth Descent Periods of a Stock
59.8%
Med.
2111. Minimum Operations to Make the Array K-Increasing
39.7%
Hard
2130. Maximum Twin Sum of a Linked List
81.6%
Med.
2124. Check if All A's Appears Before All B's
72.5%
Easy
2125. Number of Laser Beams in a Bank
85.4%
Med.
2126. Destroying Asteroids
52.9%
Med.
2127. Maximum Employees to Be Invited to a Meeting
61.9%
Hard
2145. Count the Hidden Sequences
56.8%
Med.
2134. Minimum Swaps to Group All 1's Together II
65.6%
Med.
2136. Earliest Possible Day of Full Bloom
71.2%
Hard
2123. Minimum Operations to Remove Adjacent Ones in Matrix
41.9%
Hard
2140. Solving Questions With Brainpower
60.3%
Med.
2160. Minimum Sum of Four Digit Number After Splitting Digits
86.2%
Easy
2161. Partition Array According to Given Pivot
89.8%
Med.
2149. Rearrange Array Elements by Sign
84.5%
Med.
2181. Merge Nodes in Between Zeros
89.6%
Med.
2195. Append K Integers With Minimal Sum
26.4%
Med.
2196. Create Binary Tree From Descriptions
81.7%
Med.
2197. Replace Non-Coprime Numbers in Array
57.6%
Hard
2207. Maximize Number of Subsequences in a String
35.5%
Med.
2173. Longest Winning Streak
54.2%
Hard
2220. Minimum Bit Flips to Convert Number
87.7%
Easy
2221. Find Triangular Sum of an Array
82.0%
Med.
2222. Number of Ways to Select Buildings
50.5%
Med.
2223. Sum of Scores of Built Strings
43.1%
Hard
2248. Intersection of Multiple Arrays
68.5%
Easy
2250. Count Number of Rectangles Containing Each Point
36.5%
Med.
2251. Number of Flowers in Full Bloom
57.5%
Hard
2259. Remove Digit From Number to Maximize Result
47.8%
Easy
2260. Minimum Consecutive Cards to Pick Up
53.1%
Med.
2261. K Divisible Elements Subarrays
54.4%
Med.
2262. Total Appeal of A String
56.0%
Hard
2256. Minimum Average Difference
43.7%
Med.
2258. Escape the Spreading Fire
36.7%
Hard
2266. Count Number of Texts
49.3%
Med.
2239. Find Closest Number to Zero
47.5%
Easy
2214. Minimum Health to Beat Game
58.8%
Med.
2274. Maximum Consecutive Floors Without Special Floors
52.3%
Med.
2270. Number of Ways to Split Array
56.0%
Med.
2272. Substring With Largest Variance
46.0%
Hard
2244. Minimum Rounds to Complete All Tasks
63.1%
Med.
2246. Longest Path With Different Adjacent Characters
53.9%
Hard
2279. Maximum Bags With Full Capacity of Rocks
67.8%
Med.
2281. Sum of Total Strength of Wizards
28.7%
Hard
2219. Maximum Sum Score of Array
62.6%
Med.
2228. Users With Two Purchases Within Seven Days
46.4%
Med.
2287. Rearrange Characters to Make Target String
60.6%
Easy
2288. Apply Discount to Prices
33.3%
Med.
2238. Number of Times a Driver Was a Passenger
71.9%
Med.
2285. Maximum Total Importance of Roads
69.1%
Med.
2235. Add Two Integers
87.8%
Easy
2236. Root Equals Sum of Children
84.9%
Easy
2294. Partition Array Such That Maximum Difference Is K
81.8%
Med.
2295. Replace Elements in an Array
59.2%
Med.
2296. Design a Text Editor
48.4%
Hard
2300. Successful Pairs of Spells and Potions
46.0%
Med.
2322. Minimum Score After Removals on a Tree
76.4%
Hard
2316. Count Unreachable Pairs of Nodes in an Undirected Graph
49.5%
Med.
2268. Minimum Number of Keypresses
71.3%
Med.
2325. Decode the Message
85.7%
Easy
2336. Smallest Number in Infinite Set
70.5%
Med.
2337. Move Pieces to Obtain a String
56.8%
Med.
2333. Minimum Sum of Squared Difference
26.2%
Med.
2351. First Letter to Appear Twice
74.5%
Easy
2352. Equal Row and Column Pairs
70.7%
Med.
2353. Design a Food Rating System
52.8%
Med.
2292. Products With Three or More Orders in Two Consecutive Years
40.3%
Med.
2347. Best Poker Hand
61.4%
Easy
2357. Make Array Zero by Subtracting Equal Amounts
73.6%
Easy
2360. Longest Cycle in a Graph
50.1%
Hard
2370. Longest Ideal Subsequence
46.7%
Med.
2364. Count Number of Bad Pairs
54.3%
Med.
2398. Maximum Number of Robots Within Budget
37.3%
Hard
2366. Minimum Replacements to Sort the Array
53.2%
Hard
2324. Product Sales Analysis IV
75.7%
Med.
2329. Product Sales Analysis V
70.6%
Easy
2373. Largest Local Values in a Matrix
87.8%
Easy
2375. Construct Smallest Number From DI String
85.7%
Med.
2323. Find Minimum Time to Finish All Jobs II
65.8%
Med.
2385. Amount of Time for Binary Tree to Be Infected
64.6%
Med.
2386. Find the K-Sum of an Array
40.2%
Hard
2380. Time Needed to Rearrange a Binary String
51.9%
Med.
2330. Valid Palindrome IV
75.6%
Med.
2390. Removing Stars From a String
78.5%
Med.
2391. Minimum Amount of Time to Collect Garbage
85.1%
Med.
2342. Max Sum of a Pair With Equal Sum of Digits
66.0%
Med.
2340. Minimum Adjacent Swaps to Make a Valid Array
72.2%
Med.
2401. Longest Nice Subarray
64.8%
Med.
2402. Meeting Rooms III
48.9%
Hard
2396. Strictly Palindromic Number
89.5%
Med.
2405. Optimal Partition of String
78.3%
Med.
2355. Maximum Number of Books You Can Take
39.3%
Hard
2413. Smallest Even Multiple
88.1%
Easy
2415. Reverse Odd Levels of Binary Tree
86.7%
Med.
2356. Number of Unique Subjects Taught by Each Teacher
89.3%
Easy
2410. Maximum Matching of Players With Trainers
75.1%
Med.
2411. Smallest Subarrays With Maximum Bitwise OR
62.1%
Med.
2412. Minimum Money Required Before Transactions
41.7%
Hard
2433. Find The Original Array of Prefix Xor
88.2%
Med.
2434. Using a Robot to Print the Lexicographically Smallest String
62.5%
Med.
2441. Largest Positive Integer That Exists With Its Negative
74.6%
Easy
2444. Count Subarrays With Fixed Bounds
69.3%
Hard
2439. Minimize Maximum of Array
46.4%
Med.
2394. Employees With Deductions
41.8%
Med.
2449. Minimum Number of Operations to Make Arrays Similar
61.1%
Hard
2443. Sum of Number and Its Reverse
48.8%
Med.
2460. Apply Operations to an Array
74.7%
Easy
2461. Maximum Sum of Distinct Subarrays With Length K
42.7%
Med.
2408. Design SQL
67.4%
Med.
2469. Convert the Temperature
90.2%
Easy
2471. Minimum Number of Operations to Sort a Binary Tree by Level
74.3%
Med.
2465. Number of Distinct Averages
58.7%
Easy
2468. Split Message Based on Limit
42.1%
Hard
2422. Merge Operations to Turn Array Into a Palindrome
68.9%
Med.
2485. Find the Pivot Integer
83.8%
Easy
2486. Append Characters to String to Make Subsequence
73.0%
Med.
2487. Remove Nodes From Linked List
74.5%
Med.
2501. Longest Square Streak in an Array
53.1%
Med.
2502. Design Memory Allocator
49.2%
Med.
2497. Maximum Star Sum of a Graph
41.4%
Med.
2482. Difference Between Ones and Zeros in Row and Column
84.4%
Med.
2520. Count the Digits That Divide a Number
85.9%
Easy
2474. Customers With Strictly Increasing Purchases
48.7%
Hard
2534. Time Taken to Cross the Door
49.7%
Hard
2527. Find Xor-Beauty of Array
69.9%
Med.
2535. Difference Between Element Sum and Digit Sum of an Array
85.2%
Easy
2537. Count the Number of Good Subarrays
65.9%
Med.
2513. Minimize the Maximum of Two Arrays
31.5%
Med.
2540. Minimum Common Value
58.0%
Easy
2542. Maximum Subsequence Score
54.4%
Med.
2583. Kth Largest Sum in a Binary Tree
59.2%
Med.
2578. Split With Minimum Sum
72.6%
Easy
2519. Count the Number of K-Big Indices
53.4%
Hard
2591. Distribute Money to Maximum Children
19.8%
Easy
2606. Find the Substring With Maximum Cost
57.4%
Med.
2641. Cousins in Binary Tree II
75.6%
Med.
2551. Put Marbles in Bags
72.2%
Hard
2558. Take Gifts From the Richest Pile
75.6%
Easy
2597. The Number of Beautiful Subsets
50.9%
Med.
2563. Count the Number of Fair Pairs
52.8%
Med.
2575. Find the Divisibility Array of a String
35.1%
Med.
2616. Minimize the Maximum Difference of Pairs
50.9%
Med.
2610. Convert an Array Into a 2D Array With Conditions
86.3%
Med.
2623. Memoize
64.4%
Med.
2620. Counter
82.3%
Easy
2621. Sleep
87.5%
Easy
2619. Array Prototype Last
74.5%
Easy
2643. Row With Maximum Ones
74.3%
Easy
2638. Count the Number of K-Free Subsets
47.0%
Med.
2629. Function Composition
86.9%
Easy
2627. Debounce
91.7%
Med.
2634. Filter Elements from Array
85.5%
Easy
2635. Apply Transform Over Each Element in Array
86.2%
Easy
2653. Sliding Subarray Beauty
35.0%
Med.
2707. Extra Characters in a String
57.1%
Med.
2706. Buy Two Chocolates
68.3%
Easy
2618. Check if Object Instance of Class
28.6%
Med.
2625. Flatten Deeply Nested Array
64.9%
Med.
2626. Array Reduce Transformation
85.4%
Easy
2622. Cache With Time Limit
75.9%
Med.
2657. Find the Prefix Common Array of Two Arrays
87.0%
Med.
2665. Counter II
81.1%
Easy
2684. Maximum Number of Moves in a Grid
58.8%
Med.
2666. Allow One Function Call
86.7%
Easy
2694. Event Emitter
74.6%
Med.
2742. Painting the Walls
48.7%
Hard
2667. Create Hello World Function
82.0%
Easy
2769. Find the Maximum Achievable Number
91.0%
Easy
2704. To Be Or Not To Be
63.0%
Easy
2697. Lexicographically Smallest Palindrome
80.3%
Easy
2703. Return Length of Arguments Passed
94.5%
Easy
2747. Count Zero Request Servers
34.9%
Med.
2766. Relocate Marbles
50.7%
Med.
2701. Consecutive Transactions with Increasing Amounts
34.9%
Hard
2799. Count Complete Subarrays in an Array
75.8%
Med.
2762. Continuous Subarrays
58.0%
Med.
2816. Double a Number Represented as a Linked List
61.2%
Med.
2798. Number of Employees Who Met the Target
87.7%
Easy
2781. Length of the Longest Valid Substring
38.0%
Hard
2812. Find the Safest Path in a Grid
48.5%
Med.
2824. Count Pairs Whose Sum is Less than Target
87.6%
Easy
2801. Count Stepping Numbers in Range
26.8%
Hard
2841. Maximum Sum of Almost Unique Subarray
39.9%
Med.
2828. Check if a String Is an Acronym of Words
82.7%
Easy
2830. Maximize the Profit as the Salesman
37.6%
Med.
2782. Number of Unique Categories
83.2%
Med.
2843. Count Symmetric Integers
83.1%
Easy
2817. Minimum Absolute Difference Between Elements With Constraint
35.3%
Med.
2825. Make String a Subsequence Using Cyclic Increments
65.6%
Med.
2802. Find The K-th Lucky Number
76.1%
Med.
2855. Minimum Right Shifts to Sort the Array
57.0%
Easy
2864. Maximum Odd Binary Number
82.8%
Easy
2877. Create a DataFrame from List
81.3%
Easy
2879. Display the First Three Rows
93.1%
Easy
2878. Get the Size of a DataFrame
85.1%
Easy
2832. Maximal Range That Each Element Is Maximum in It
75.3%
Med.
2859. Sum of Values at Indices With K Set Bits
85.8%
Easy
2870. Minimum Number of Operations to Make Array Empty
62.0%
Med.
2866. Beautiful Towers II
35.4%
Med.
2916. Subarrays Distinct Element Sum of Squares II
21.4%
Hard
2876. Count Visited Nodes in a Directed Graph
29.6%
Hard
2904. Shortest and Lexicographically Smallest Beautiful String
40.3%
Med.
2898. Maximum Linear Stock Score
60.4%
Med.
2917. Find the K-or of an Array
72.4%
Easy
2926. Maximum Balanced Subsequence Sum
25.2%
Hard
2932. Maximum Strong Pair XOR I
75.4%
Easy
2942. Find Words Containing Character
90.5%
Easy
2928. Distribute Candies Among Children I
75.5%
Easy
2929. Distribute Candies Among Children II
55.9%
Med.
2937. Make Three Strings Equal
43.8%
Easy
2949. Count Beautiful Substrings II
25.3%
Hard
2947. Count Beautiful Substrings I
60.2%
Med.
2945. Find Maximum Non-decreasing Array Length
17.4%
Hard
2962. Count Subarrays Where Max Element Appears at Least K Times
62.4%
Med.
2927. Distribute Candies Among Children III
57.3%
Hard
2973. Find Number of Coins to Place in Tree Nodes
36.8%
Hard
2958. Length of Longest Subarray With at Most K Frequency
56.1%
Med.
2974. Minimum Number Game
85.2%
Easy
2965. Find Missing and Repeated Values
83.3%
Easy
2952. Minimum Number of Coins to be Added
57.4%
Med.
2966. Divide Array Into Arrays With Max Difference
78.8%
Med.
3005. Count Elements With Maximum Frequency
80.0%
Easy
2997. Minimum Number of Operations to Make Array XOR Equal to K
85.4%
Med.
2979. Most Expensive Item That Can Not Be Bought
80.2%
Med.
3014. Minimum Number of Pushes to Type Word I
66.5%
Easy
3016. Minimum Number of Pushes to Type Word II
79.9%
Med.
3020. Find the Maximum Number of Elements in Subset
26.5%
Med.
3032. Count Numbers With Unique Digits II
87.2%
Easy
3102. Minimize Manhattan Distances
32.2%
Hard
3108. Minimum Cost Walk in Weighted Graph
68.3%
Hard
3075. Maximize Happiness of Selected Children
54.9%
Med.
3081. Replace Question Marks in String to Minimize Its Value
28.3%
Med.
3134. Find the Median of the Uniqueness Array
29.1%
Hard
3092. Most Frequent IDs
41.9%
Med.
3110. Score of a String
91.6%
Easy
3113. Find the Number of Subarrays Where Boundary Elements Are Maximum
31.7%
Hard
3112. Minimum Time to Visit Disappearing Nodes
36.4%
Med.
3133. Minimum Array End
55.4%
Med.
3139. Minimum Cost to Equalize Array
17.8%
Hard
3144. Minimum Substring Partition of Equal Character Frequency
39.4%
Med.
3121. Count the Number of Special Characters II
42.7%
Med.
3120. Count the Number of Special Characters I
66.1%
Easy
3104. Find Longest Self-Contained Substring
58.4%
Hard
3154. Find Number of Ways to Reach the K-th Stair
36.8%
Hard
3152. Special Array II
45.7%
Med.
3151. Special Array I
81.6%
Easy
3164. Find the Number of Good Pairs II
26.3%
Med.
3211. Generate Binary Strings Without Adjacent Zeros
87.7%
Med.
3194. Minimum Average of Smallest and Largest Elements
85.1%
Easy
3213. Construct String with Minimum Cost
19.0%
Hard
3202. Find the Maximum Length of Valid Subsequence II
57.3%
Med.
3199. Count Triplets with Even XOR Set Bits I
83.1%
Easy
3215. Count Triplets with Even XOR Set Bits II
60.3%
Med.
1484. Group Sold Products By The Date
77.9%
Easy
978. Longest Turbulent Subarray
48.4%
Med.
2191. Sort the Jumbled Numbers
60.0%
Med.
400. Nth Digit
36.2%
Med.
1789. Primary Department for Each Employee
73.0%
Easy
2976. Minimum Cost to Convert String I
57.4%
Med.
2685. Count the Number of Complete Components
77.7%
Med.
2021. Brightest Position on Street
60.3%
Med.
2850. Minimum Moves to Spread Stones Over Grid
44.7%
Med.
1653. Minimum Deletions to Make String Balanced
65.6%
Med.
1216. Valid Palindrome III
49.1%
Hard
2961. Double Modular Exponentiation
47.5%
Med.
1460. Make Two Arrays Equal by Reversing Subarrays
75.8%
Easy
1911. Maximum Alternating Subsequence Sum
58.8%
Med.
313. Super Ugly Number
45.6%
Med.
1508. Range Sum of Sorted Subarray Sums
63.1%
Med.
1851. Minimum Interval to Include Each Query
53.1%
Hard
2365. Task Scheduler II
54.3%
Med.
2977. Minimum Cost to Convert String II
26.0%
Hard
1221. Split a String in Balanced Strings
87.0%
Easy
840. Magic Squares In Grid
51.5%
Med.
2094. Finding 3-Digit Even Numbers
78.9%
Easy
2074. Reverse Nodes in Even Length Groups
62.4%
Med.
1568. Minimum Number of Days to Disconnect Island
58.9%
Hard
3235. Check if the Rectangle Corner Is Reachable
25.5%
Hard
2884. Modify Columns
92.5%
Easy
2785. Sort Vowels in a String
83.4%
Med.
3136. Valid Word
50.9%
Easy
2477. Minimum Fuel Cost to Report to the Capital
64.5%
Med.
365. Water and Jug Problem
43.8%
Med.
1633. Percentage of Users Attended a Contest
59.5%
Easy
624. Maximum Distance in Arrays
45.6%
Med.
157. Read N Characters Given Read4
42.4%
Easy
599. Minimum Index Sum of Two Lists
58.7%
Easy
2915. Length of the Longest Subsequence That Sums to Target
38.5%
Med.
1937. Maximum Number of Points with Cost
42.0%
Med.
1606. Find Servers That Handled Most Number of Requests
44.8%
Hard
736. Parse Lisp Expression
53.1%
Hard
3191. Minimum Operations to Make Binary Array Elements Equal to One I
80.5%
Med.
590. N-ary Tree Postorder Traversal
80.8%
Easy
592. Fraction Addition and Subtraction
66.3%
Med.
697. Degree of an Array
57.7%
Easy
989. Add to Array-Form of Integer
45.1%
Easy
2645. Minimum Additions to Make Valid String
50.5%
Med.
1410. HTML Entity Parser
50.2%
Med.
2334. Subarray With Elements Greater Than Varying Threshold
44.9%
Hard
1261. Find Elements in a Contaminated Binary Tree
84.1%
Med.
576. Out of Boundary Paths
48.2%
Med.
3217. Delete Nodes From Linked List Present in Array
67.4%
Med.
1172. Dinner Plate Stacks
33.1%
Hard
3281. Maximize Score of Numbers in Ranges
35.1%
Med.
2807. Insert Greatest Common Divisors in Linked List
91.5%
Med.
2644. Find the Maximum Divisibility Score
50.8%
Easy
3274. Check if Two Chessboard Squares Have the Same Color
72.1%
Easy
674. Longest Continuous Increasing Subsequence
51.4%
Easy
794. Valid Tic-Tac-Toe State
34.7%
Med.
3105. Longest Strictly Increasing or Strictly Decreasing Subarray
65.0%
Easy
2734. Lexicographically Smallest String After Substring Operation
33.2%
Med.
2602. Minimum Operations to Make All Array Elements Equal
37.4%
Med.
2049. Count Nodes With the Highest Score
51.7%
Med.
2419. Longest Subarray With Maximum Bitwise AND
65.4%
Med.
1371. Find the Longest Substring Containing Vowels in Even Counts
75.7%
Med.
3193. Count the Number of Inversions
28.6%
Hard
884. Uncommon Words from Two Sentences
75.4%
Easy
170. Two Sum III - Data structure design
38.8%
Easy
2724. Sort By
83.2%
Easy
1131. Maximum of Absolute Value Expression
48.4%
Med.
1525. Number of Good Ways to Split a String
68.4%
Med.
2290. Minimum Obstacle Removal to Reach Corner
70.2%
Hard
2192. All Ancestors of a Node in a Directed Acyclic Graph
62.0%
Med.
813. Largest Sum of Averages
54.4%
Med.
1625. Lexicographically Smallest String After Applying Operations
65.7%
Med.
2332. The Latest Time to Catch a Bus
29.1%
Med.
1236. Web Crawler
68.7%
Med.
2227. Encrypt and Decrypt Strings
37.3%
Hard
2751. Robot Collisions
56.1%
Hard
3043. Find the Length of the Longest Common Prefix
56.7%
Med.
2416. Sum of Prefix Scores of Strings
60.8%
Hard
3163. String Compression III
66.9%
Med.
641. Design Circular Deque
64.3%
Med.
1331. Rank Transform of an Array
70.7%
Easy
619. Biggest Single Number
70.4%
Easy
774. Minimize Max Distance to Gas Station
53.1%
Hard
2491. Divide Players Into Teams of Equal Skill
68.9%
Med.
3069. Distribute Elements Into Two Arrays I
73.4%
Easy
1813. Sentence Similarity III
48.6%
Med.
3019. Number of Changing Keys
80.1%
Easy
2696. Minimum String Length After Removing Substrings
77.1%
Easy
1541. Minimum Insertions to Balance a Parentheses String
53.3%
Med.
1825. Finding MK Average
38.4%
Hard
291. Word Pattern II
48.7%
Med.
1049. Last Stone Weight II
58.4%
Med.
2406. Divide Intervals Into Minimum Number of Groups
63.6%
Med.
866. Prime Palindrome
27.5%
Med.
3317. Find the Number of Possible Ways for an Event
33.9%
Hard
566. Reshape the Matrix
64.3%
Easy
490. The Maze
59.8%
Med.
710. Random Pick with Blacklist
34.2%
Hard
2530. Maximal Score After Applying K Operations
63.9%
Med.
967. Numbers With Same Consecutive Differences
58.9%
Med.
2938. Separate Black and White Balls
64.0%
Med.
2599. Make the Prefix Sum Non-negative
51.8%
Med.
358. Rearrange String k Distance Apart
39.4%
Hard
949. Largest Time for Given Digits
35.7%
Med.
2044. Count Number of Maximum Bitwise-OR Subsets
89.6%
Med.
919. Complete Binary Tree Inserter
64.8%
Med.
1593. Split a String Into the Max Number of Unique Substrings
68.5%
Med.
1403. Minimum Subsequence in Non-Increasing Order
73.3%
Easy
440. K-th Smallest in Lexicographical Order
46.0%
Hard
2418. Sort the People
84.8%
Easy
1972. First and Last Call On the Same Day
51.0%
Hard
3326. Minimum Division Operations to Make Array Non Decreasing
28.8%
Med.
1817. Finding the Users Active Minutes
80.7%
Med.
1549. The Most Recent Orders for Each Product
64.9%
Med.
1277. Count Square Submatrices with All Ones
80.6%
Med.
1587. Bank Account Summary II
83.2%
Easy
635. Design Log Storage System
59.1%
Med.
3159. Find Occurrences of an Element in an Array
73.0%
Med.
2017. Grid Game
60.9%
Med.
247. Strobogrammatic Number II
53.4%
Med.
2663. Lexicographically Smallest Beautiful String
37.5%
Hard
3011. Find if Array Can Be Sorted
66.5%
Med.
2275. Largest Combination With Bitwise AND Greater Than Zero
80.8%
Med.
2043. Simple Bank System
61.4%
Med.
3076. Shortest Uncommon Substring in an Array
49.2%
Med.
2601. Prime Subtraction Operation
55.6%
Med.
3097. Shortest Subarray With OR at Least K II
50.2%
Med.
2070. Most Beautiful Item for Each Query
62.1%
Med.
942. DI String Match
80.5%
Easy
1343. Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold
71.0%
Med.
3264. Final Array State After K Multiplication Operations I
87.0%
Easy
2414. Length of the Longest Alphabetical Continuous Substring
59.9%
Med.
1780. Check if Number is a Sum of Powers of Three
79.3%
Med.
3349. Adjacent Increasing Subarrays Detection I
42.9%
Easy
505. The Maze II
54.4%
Med.
2516. Take K of Each Character From Left and Right
51.5%
Med.
2933. High-Access Employees
46.8%
Med.
1072. Flip Columns For Maximum Number of Equal Rows
78.6%
Med.
2889. Reshape Data: Pivot
83.4%
Easy
1898. Maximum Number of Removable Characters
46.3%
Med.
1975. Maximum Matrix Sum
65.9%
Med.
1301. Number of Paths with Max Score
41.5%
Hard
281. Zigzag Iterator
66.1%
Med.
1713. Minimum Operations to Make a Subsequence
49.1%
Hard
2163. Minimum Difference in Sums After Removal of Elements
69.9%
Hard
2404. Most Frequent Even Element
52.6%
Easy
2577. Minimum Time to Visit a Cell In a Grid
56.6%
Hard
2097. Valid Arrangement of Pairs
66.4%
Hard
3371. Identify the Largest Outlier in an Array
36.0%
Med.
3369. Design an Array Statistics Tracker
34.9%
Hard
3366. Minimum Array Sum
30.1%
Med.
1596. The Most Frequently Ordered Products for Each Customer
77.7%
Med.
2054. Two Best Non-Overlapping Events
60.8%
Med.
1455. Check If a Word Occurs As a Prefix of Any Word in a Sentence
68.7%
Easy
2050. Parallel Courses III
66.8%
Hard
2981. Find Longest Special Substring That Occurs Thrice I
61.9%
Med.
1871. Jump Game VII
25.9%
Med.
2593. Find Score of an Array After Marking All Elements
64.5%
Med.
769. Max Chunks To Make Sorted
64.1%
Med.
1139. Largest 1-Bordered Square
51.5%
Med.
3229. Minimum Operations to Make Array Equal to Target
39.3%
Hard
1748. Sum of Unique Elements
79.4%
Easy
2872. Maximum Number of K-Divisible Components
69.6%
Hard
2940. Find Building Where Alice and Bob Can Meet
52.2%
Hard
3077. Maximum Strength of K Disjoint Subarrays
27.1%
Hard
2211. Count Collisions on a Road
44.7%
Med.
3386. Button with Longest Push Time
40.8%
Easy
2193. Minimum Number of Moves to Make Palindrome
52.3%
Hard
1270. All People Report to the Given Manager
84.2%
Med.
1014. Best Sightseeing Pair
62.6%
Med.
689. Maximum Sum of 3 Non-Overlapping Subarrays
59.6%
Hard
2466. Count Ways To Build Good Strings
59.1%
Med.
761. Special Binary String
64.8%
Hard
292. Nim Game
58.5%
Easy
2559. Count Vowel Strings in Ranges
67.8%
Med.
2348. Number of Zero-Filled Subarrays
70.2%
Med.
2381. Shifting Letters II
53.4%
Med.
1298. Maximum Candies You Can Get from Boxes
68.3%
Hard
3396. Minimum Number of Operations to Make Elements in Array Distinct
71.3%
Easy
3407. Substring Matching Pattern
27.5%
Easy
2587. Rearrange Array to Maximize Prefix Score
42.0%
Med.
916. Word Subsets
55.8%
Med.
2789. Largest Element in an Array after Merge Operations
47.2%
Med.
690. Employee Importance
68.8%
Med.
3413. Maximum Coins From K Consecutive Bags
23.9%
Med.
1400. Construct K Palindrome Strings
68.6%
Med.
3223. Minimum Length of String After Operations
75.0%
Med.
1517. Find Users With Valid E-Mails
39.2%
Easy
2429. Minimize XOR
62.4%
Med.
2683. Neighboring Bitwise XOR
79.8%
Med.
1368. Minimum Cost to Make at Least One Valid Path in a Grid
70.8%
Hard
3429. Paint House IV
44.3%
Med.
1245. Tree Diameter
61.1%
Med.
1765. Map of Highest Peak
75.3%
Med.
2467. Most Profitable Path in a Tree
67.4%
Med.
1267. Count Servers that Communicate
73.5%
Med.
1443. Minimum Time to Collect All Apples in a Tree
63.3%
Med.
1383. Maximum Performance of a Team
47.7%
Hard
2948. Make Lexicographically Smallest Array by Swapping Elements
60.2%
Med.
1856. Maximum Subarray Min-Product
39.4%
Med.
2317. Maximum XOR After Operations
79.6%
Med.
1462. Course Schedule IV
59.6%
Med.
1024. Video Stitching
52.2%
Med.
2595. Number of Even and Odd Bits
73.0%
Easy
2658. Maximum Number of Fish in a Grid
70.4%
Med.
2517. Maximum Tastiness of Candy Basket
67.0%
Med.
944. Delete Columns to Make Sorted
74.9%
Easy
3309. Maximum Possible Number by Binary Concatenation
65.1%
Med.
1800. Maximum Ascending Subarray Sum
66.3%
Easy
353. Design Snake Game
39.8%
Med.
1609. Even Odd Tree
66.8%
Med.
2772. Apply Operations to Make All Array Elements Equal to Zero
32.9%
Med.
768. Max Chunks To Make Sorted II
54.5%
Hard
1726. Tuple with Same Product
70.1%
Med.
3160. Find the Number of Distinct Colors Among the Balls
54.2%
Med.
795. Number of Subarrays with Bounded Maximum
54.3%
Med.
2349. Design a Number Container System
57.1%
Med.
2034. Stock Price Fluctuation
48.5%
Med.
3449. Maximize the Minimum Game Score
25.2%
Hard
3174. Clear Digits
82.6%
Easy
2656. Maximum Sum With Exactly K Elements
80.1%
Easy
631. Design Excel Sum Formula
40.9%
Hard
3026. Maximum Good Subarray Sum
20.7%
Med.
3066. Minimum Operations to Exceed Threshold Value II
45.8%
Med.
1036. Escape a Large Maze
35.8%
Hard
1594. Maximum Non Negative Product in a Matrix
35.2%
Med.
2492. Minimum Score of a Path Between Two Cities
58.1%
Med.
1090. Largest Values From Labels
63.6%
Med.
2698. Find the Punishment Number of an Integer
81.8%
Med.
1737. Change Minimum Characters to Satisfy One of Three Conditions
37.4%
Med.
2790. Maximum Number of Groups With Increasing Length
22.5%
Hard
3455. Shortest Matching Substring
22.5%
Hard
3459. Length of Longest V-Shaped Diagonal Segment
56.6%
Hard
1475. Final Prices With a Special Discount in a Shop
83.5%
Easy
1415. The k-th Lexicographical String of All Happy Strings of Length n
85.2%
Med.
370. Range Addition
72.5%
Med.
2319. Check if Matrix Is X-Matrix
65.9%
Easy
728. Self Dividing Numbers
79.9%
Easy
2493. Divide Nodes Into the Maximum Number of Groups
67.2%
Hard
3453. Separate Squares I
39.1%
Med.
3458. Select K Disjoint Special Substrings
18.2%
Med.
1031. Maximum Sum of Two Non-Overlapping Subarrays
60.5%
Med.
1827. Minimum Operations to Make the Array Increasing
81.5%
Easy
3462. Maximum Sum With at Most K Elements
60.1%
Med.
3170. Lexicographically Minimum String After Removing Stars
51.0%
Med.
3461. Check If Digits Are Equal in String After Operations I
77.9%
Easy
250. Count Univalue Subtrees
57.3%
Med.
1749. Maximum Absolute Sum of Any Subarray
71.4%
Med.
1524. Number of Sub-arrays With Odd Sum
55.9%
Med.
898. Bitwise ORs of Subarrays
56.5%
Med.
3454. Separate Squares II
20.3%
Hard
873. Length of Longest Fibonacci Subsequence
57.6%
Med.
331. Verify Preorder Serialization of a Binary Tree
46.5%
Med.
657. Robot Return to Origin
76.3%
Easy
1366. Rank Teams by Votes
59.7%
Med.
147. Insertion Sort List
57.3%
Med.
737. Sentence Similarity II
50.8%
Med.
2579. Count Total Number of Colored Cells
66.1%
Med.
1798. Maximum Number of Consecutive Values You Can Make
62.9%
Med.
1559. Detect Cycles in 2D Grid
51.4%
Med.
2523. Closest Prime Numbers in Range
51.5%
Med.
2379. Minimum Recolors to Get K Consecutive Black Blocks
68.5%
Easy
2554. Maximum Number of Integers to Choose From a Range I
68.0%
Med.
1428. Leftmost Column with at Least a One
55.0%
Med.
773. Sliding Puzzle
73.3%
Hard
609. Find Duplicate File in System
67.6%
Med.
3356. Zero Array Transformation II
43.6%
Med.
2560. House Robber IV
65.0%
Med.
2226. Maximum Candies Allocated to K Children
50.0%
Med.
589. N-ary Tree Preorder Traversal
76.4%
Easy
2331. Evaluate Boolean Binary Tree
82.4%
Easy
3364. Minimum Positive Sum Subarray
44.5%
Easy
2594. Minimum Time to Repair Cars
59.8%
Med.
2206. Divide Array Into Equal Pairs
79.3%
Easy
1136. Parallel Courses
61.9%
Med.
2027. Minimum Moves to Convert String
57.0%
Easy
2956. Find Common Elements Between Two Arrays
84.1%
Easy
352. Data Stream as Disjoint Intervals
59.6%
Hard
2170. Minimum Operations to Make the Array Alternating
34.9%
Med.
2062. Count Vowel Substrings of a String
72.2%
Easy
2484. Count Palindromic Subsequences
40.0%
Hard
1439. Find the Kth Smallest Sum of a Matrix With Sorted Rows
62.1%
Hard
1200. Minimum Absolute Difference
70.9%
Easy
3169. Count Days Without Meetings
48.0%
Med.
3394. Check if Grid can be Cut into Sections
68.3%
Med.
2780. Minimum Index of a Valid Split
75.5%
Med.
3414. Maximum Score of Non-overlapping Intervals
30.6%
Hard
495. Teemo Attacking
57.1%
Easy
3306. Count of Substrings Containing Every Vowel and K Consonants II
40.6%
Med.
886. Possible Bipartition
51.9%
Med.
1262. Greatest Sum Divisible by Three
51.1%
Med.
1962. Remove Stones to Minimize the Total
65.0%
Med.
2874. Maximum Value of an Ordered Triplet II
56.5%
Med.
470. Implement Rand10() Using Rand7()
46.0%
Med.
3230. Customer Purchasing Behavior Analysis
36.8%
Med.
1158. Market Analysis I
57.1%
Med.
3034. Number of Subarrays That Match a Pattern I
67.6%
Med.
1848. Minimum Distance to the Target Element
54.2%
Easy
2383. Minimum Hours of Training to Win a Competition
42.1%
Easy
3483. Unique 3-Digit Even Numbers
68.1%
Easy
563. Binary Tree Tilt
64.7%
Easy
1943. Describe the Painting
51.3%
Med.
984. String Without AAA or BBB
44.7%
Med.
2672. Number of Adjacent Elements With the Same Color
57.0%
Med.
3206. Alternating Groups I
68.2%
Easy
2426. Number of Pairs Satisfying Inequality
46.2%
Hard
488. Zuma Game
30.9%
Hard
2570. Merge Two 2D Arrays by Summing Values
81.9%
Easy
270. Closest Binary Search Tree Value
49.5%
Easy
3050. Pizza Toppings Cost Analysis
67.7%
Med.
1865. Finding Pairs With a Certain Sum
61.7%
Med.
282. Expression Add Operators
42.2%
Hard
2338. Count the Number of Ideal Arrays
56.9%
Hard
1705. Maximum Number of Eaten Apples
41.0%
Med.
2845. Count of Interesting Subarrays
58.1%
Med.
3434. Maximum Frequency After Subarray Operation
29.7%
Med.
3531. Count Covered Buildings
38.1%
Med.
3392. Count Subarrays of Length Three With a Condition
61.6%
Easy
2302. Count Subarrays With Score Less Than K
62.3%
Hard
1991. Find the Middle Index in Array
68.5%
Easy
401. Binary Watch
57.3%
Easy
2905. Find Indices With Index and Value Difference II
32.2%
Med.
2071. Maximum Number of Tasks You Can Assign
50.3%
Hard
838. Push Dominoes
63.0%
Med.
1007. Minimum Domino Rotations For Equal Row
56.5%
Med.
308. Range Sum Query 2D - Mutable
45.0%
Med.
2291. Maximum Profit From Trading Stocks
47.1%
Med.
1804. Implement Trie II (Prefix Tree)
63.1%
Med.
3342. Find Minimum Time to Reach Last Room II
68.2%
Med.
2918. Minimum Equal Sum of Two Arrays After Replacing Zeros
50.2%
Med.
1864. Minimum Number of Swaps to Make the Binary String Alternating
43.7%
Med.
3335. Total Characters in String After Transformations I
45.7%
Med.
2609. Find the Longest Balanced Substring of a Binary String
45.8%
Easy
3273. Minimum Amount of Damage Dealt to Bob
38.8%
Hard
1931. Painting a Grid With Three Different Colors
78.1%
Hard
434. Number of Segments in a String
36.6%
Easy
3355. Zero Array Transformation I
54.4%
Med.
2481. Minimum Cuts to Divide a Circle
55.5%
Easy
2144. Minimum Cost of Buying Candies With Discount
62.4%
Easy
3426. Manhattan Distances of All Arrangements of Pieces
33.9%
Hard
2550. Count Collisions of Monkeys on a Polygon
29.2%
Med.
3424. Minimum Cost to Make Arrays Identical
37.2%
Med.
2894. Divisible and Non-divisible Sums Difference
91.2%
Easy
397. Integer Replacement
36.8%
Med.
2815. Max Pair Sum in an Array
59.7%
Easy
1691. Maximum Height by Stacking Cuboids
61.0%
Hard
1388. Pizza With 3n Slices
53.4%
Hard
2359. Find Closest Node to Given Two Nodes
52.9%
Med.
1195. Fizz Buzz Multithreaded
74.4%
Med.
1240. Tiling a Rectangle with the Fewest Squares
54.5%
Hard
3234. Count the Number of Substrings With Dominant Ones
17.5%
Med.
1061. Lexicographically Smallest Equivalent String
81.2%
Med.
3403. Find the Lexicographically Largest String From the Box I
41.0%
Med.
3388. Count Beautiful Splits in an Array
16.3%
Med.
298. Binary Tree Longest Consecutive Sequence
54.2%
Med.
2873. Maximum Value of an Ordered Triplet I
58.2%
Easy
2447. Number of Subarrays With GCD Equal to K
51.7%
Med.
637. Average of Levels in Binary Tree
74.4%
Easy
3572. Maximize Y‑Sum by Picking a Triplet of Distinct X‑Values
62.7%
Med.
3442. Maximum Difference Between Even and Odd Frequency I
61.0%
Easy
3362. Zero Array Transformation III
55.1%
Med.
3445. Maximum Difference Between Even and Odd Frequency II
48.9%
Hard
3423. Maximum Difference Between Adjacent Elements in a Circular Array
75.9%
Easy
2032. Two Out of Three
77.0%
Easy
1432. Max Difference You Can Get From Changing an Integer
48.8%
Med.
2016. Maximum Difference Between Increasing Elements
66.3%
Easy
3214. Year on Year Growth Rate
50.9%
Hard
3405. Count the Number of Arrays with K Matching Adjacent Elements
58.4%
Hard
1829. Maximum XOR for Each Query
84.8%
Med.
892. Surface Area of 3D Shapes
68.8%
Easy
1941. Check if All Characters Have Equal Number of Occurrences
78.9%
Easy
2200. Find All K-Distant Indices in an Array
77.4%
Easy
1893. Check if All the Integers in a Range Are Covered
50.7%
Easy
2427. Number of Common Factors
79.7%
Easy
2040. Kth Smallest Product of Two Sorted Arrays
49.0%
Hard
1198. Find Smallest Common Element in All Rows
76.8%
Med.
2265. Count Nodes Equal to Average of Subtree
86.6%
Med.
2500. Delete Greatest Value in Each Row
79.4%
Easy
2311. Longest Binary Subsequence Less Than or Equal to K
52.9%
Med.
783. Minimum Distance Between BST Nodes
60.7%
Easy
2014. Longest Subsequence Repeated k Times
71.4%
Hard
1928. Minimum Cost to Reach Destination in Time
40.5%
Hard
2187. Minimum Time to Complete Trips
39.3%
Med.
3330. Find the Original Typed String I
72.0%
Easy
3333. Find the Original Typed String II
45.9%
Hard
3304. Find the K-th Character in String Game I
81.8%
Easy
1763. Longest Nice Substring
63.1%
Easy
3307. Find the K-th Character in String Game II
48.6%
Hard
3598. Longest Common Prefix Between Adjacent Strings After Removals
31.8%
Med.
1217. Minimum Cost to Move Chips to The Same Position
72.5%
Easy
821. Shortest Distance to a Character
72.4%
Easy
3610. Minimum Number of Primes to Sum to Target
59.6%
Med.
3439. Reschedule Meetings for Maximum Free Time I
53.9%
Med.
305. Number of Islands II
40.2%
Hard
1643. Kth Smallest Instructions
44.2%
Hard
3440. Reschedule Meetings for Maximum Free Time II
60.5%
Med.
858. Mirror Reflection
61.9%
Med.
1900. The Earliest and Latest Rounds Where Players Compete
73.2%
Hard
2001. Number of Pairs of Interchangeable Rectangles
51.8%
Med.
2779. Maximum Beauty of an Array After Applying Operation
58.2%
Med.
1206. Design Skiplist
58.7%
Hard
3612. Process String with Special Operations I
64.9%
Med.
3201. Find the Maximum Length of Valid Subsequence I
54.8%
Med.
741. Cherry Pickup
38.5%
Hard
1667. Fix Names in a Table
60.7%
Easy
2571. Minimum Operations to Reduce an Integer to 0
58.9%
Med.
2498. Frog Jump II
62.4%
Med.
924. Minimize Malware Spread
42.7%
Hard
829. Consecutive Numbers Sum
42.2%
Hard
3456. Find Special Substring of Length K
35.0%
Easy
914. X of a Kind in a Deck of Cards
29.9%
Easy
512. Game Play Analysis II
54.2%
Easy
492. Construct the Rectangle
61.7%
Easy
1957. Delete Characters to Make Fancy String
74.2%
Easy
2470. Number of Subarrays With LCM Equal to K
41.5%
Med.
1970. Last Day Where You Can Still Cross
62.5%
Hard
2596. Check Knight Tour Configuration
59.3%
Med.
3507. Minimum Pair Removal to Sort Array I
55.6%
Easy
3487. Maximum Unique Subarray Sum After Deletion
40.3%
Easy
1306. Jump Game III
66.4%
Med.
3340. Check Balanced String
81.6%
Easy
2210. Count Hills and Valleys in an Array
69.3%
Easy
3480. Maximize Subarrays After Removing One Conflicting Pair
64.9%
Hard
2488. Count Subarrays With Median K
46.6%
Hard
2045. Second Minimum Time to Reach Destination
62.4%
Hard
2771. Longest Non-decreasing Subarray From Two Arrays
30.4%
Med.
1610. Maximum Number of Visible Points
37.8%
Hard
2119. A Number After a Double Reversal
81.5%
Easy
3357. Minimize the Maximum Adjacent Element Difference
16.6%
Hard
559. Maximum Depth of N-ary Tree
73.2%
Easy
2561. Rearranging Fruits
57.6%
Hard
2106. Maximum Fruits Harvested After at Most K Steps
61.1%
Hard
3638. Maximum Balanced Shipments
56.2%
Med.
285. Inorder Successor in BST
51.0%
Med.
3002. Maximum Size of a Set After Removals
45.5%
Med.
3477. Fruits Into Baskets II
70.3%
Easy
1527. Patients With a Condition
38.9%
Easy
3479. Fruits Into Baskets III
38.9%
Med.
808. Soup Servings
59.9%
Med.
2566. Maximum Difference by Remapping a Digit
76.2%
Easy
3644. Maximum K to Sort a Permutation
33.1%
Med.
3645. Maximum Total from Optimal Activation Order
35.8%
Med.
2438. Range Product Queries of Powers
61.3%
Med.
223. Rectangle Area
48.1%
Med.
2787. Ways to Express an Integer as Sum of Powers
50.0%
Med.
3639. Minimum Time to Activate String
36.9%
Med.
3605. Minimum Stability Factor of Array
18.1%
Hard
3637. Trionic Array I
41.0%
Easy
3636. Threshold Majority Queries
20.3%
Hard
3640. Trionic Array II
20.3%
Hard
3627. Maximum Median Sum of Subsequences of Size 3
61.0%
Med.
3634. Minimum Removals to Balance Array
37.9%
Med.
2264. Largest 3-Same-Digit Number in String
72.7%
Easy
3482. Analyze Organization Hierarchy
58.6%
Hard
837. New 21 Game
52.0%
Med.
3542. Minimum Operations to Convert All Elements to Zero
25.1%
Med.
1370. Increasing Decreasing String
77.0%
Easy
473. Matchsticks to Square
41.2%
Med.
3438. Find Valid Pair of Adjacent Digits in String
60.0%
Easy
1394. Find Lucky Integer in an Array
75.4%
Easy
2735. Collecting Chocolates
34.2%
Med.
940. Distinct Subsequences II
43.8%
Hard
1504. Count Submatrices With All Ones
71.0%
Med.
3195. Find the Minimum Area to Cover All Ones I
78.0%
Med.
3197. Find the Minimum Area to Cover All Ones II
63.7%
Hard
699. Falling Squares
46.7%
Hard
1861. Rotating the Box
79.2%
Med.
1639. Number of Ways to Form a Target String Given a Dictionary
56.8%
Hard
1907. Count Salary Categories
63.3%
Med.
3446. Sort Matrix by Diagonals
84.8%
Med.
1836. Remove Duplicates From an Unsorted Linked List
75.5%
Med.
3021. Alice and Bob Playing Flower Game
60.0%
Med.
3669. Balanced K-Factor Decomposition
31.2%
Med.
1266. Minimum Time Visiting All Points
82.6%
Easy
3666. Minimum Operations to Equalize Binary String
18.0%
Hard
546. Remove Boxes
48.7%
Hard
3025. Find the Number of Ways to Place People I
64.1%
Med.
1297. Maximum Number of Occurrences of a Substring
53.8%
Med.
3516. Find Closest Person
89.1%
Easy
3260. Find the Largest Palindrome Divisible by K
15.8%
Hard
2749. Minimum Operations to Make the Integer Zero
58.2%
Med.
3676. Count Bowl Subarrays
41.2%
Med.
1317. Convert Integer to the Sum of Two No-Zero Integers
59.3%
Easy
2890. Reshape Data: Melt
86.1%
Easy
765. Couples Holding Hands
58.8%
Hard
2327. Number of People Aware of a Secret
61.1%
Med.
2545. Sort the Students by Their Kth Score
85.9%
Med.
1733. Minimum Number of People to Teach
67.8%
Med.
2490. Circular Sentence
70.3%
Easy
2499. Minimum Total Cost to Make Arrays Unequal
40.8%
Hard
3541. Find Most Frequent Vowel and Consonant
89.9%
Easy
966. Vowel Spellchecker
61.5%
Med.
1935. Maximum Number of Words You Can Type
82.9%
Easy
917. Reverse Only Letters
67.4%
Easy
3408. Design Task Manager
49.6%
Med.
929. Unique Email Addresses
67.7%
Easy
1201. Ugly Number III
30.8%
Med.
2114. Maximum Number of Words Found in Sentences
86.6%
Easy
2592. Maximize Greatness of an Array
60.3%
Med.
3648. Minimum Sensors to Cover Grid
68.5%
Med.
2544. Alternating Digit Sum
68.6%
Easy
1802. Maximum Value at a Given Index in a Bounded Array
38.8%
Med.
2089. Find Target Indices After Sorting Array
77.5%
Easy